Home / 64,110.73-88,468.18-35,430.05

Finding the Fourth Proportional to 64,110.73, 88,468.18 and 35,430.05

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Solution

The fourth proportional to 64,110.73, 88,468.18 and 35,430.05 is: 48,890.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,110.73 : 88,468.18 = 35,430.05 : x
  2. Step 2: Convert to fraction form
    64,110.73/88,468.18 = 35,430.05/x
  3. Step 3: Cross multiply
    64,110.73x = 88,468.18 × 35,430.05
  4. Step 4: Simplify right side
    64,110.73x = 3,134,432,040.81
  5. Step 5: Solve for x
    x = 3,134,432,040.81/64,110.73
  6. Step 6: Final answer
    x = 48,890.91

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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.