Home / 90,015,110.96-124,221,233.76-48,762,003.34

Finding the Fourth Proportional to 90,015,110.96, 124,221,233.76 and 48,762,003.34

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Solution

The fourth proportional to 90,015,110.96, 124,221,233.76 and 48,762,003.34 is: 67,291,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,015,110.96 : 124,221,233.76 = 48,762,003.34 : x
  2. Step 2: Convert to fraction form
    90,015,110.96/124,221,233.76 = 48,762,003.34/x
  3. Step 3: Cross multiply
    90,015,110.96x = 124,221,233.76 × 48,762,003.34
  4. Step 4: Simplify right side
    90,015,110.96x = 6,057,276,214,882,935
  5. Step 5: Solve for x
    x = 6,057,276,214,882,935/90,015,110.96
  6. Step 6: Final answer
    x = 67,291,770.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.