Home / 148,430.32-222,119.90-92,296.86

Finding the Fourth Proportional to 148,430.32, 222,119.90 and 92,296.86

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Solution

The fourth proportional to 148,430.32, 222,119.90 and 92,296.86 is: 138,118.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,430.32 : 222,119.90 = 92,296.86 : x
  2. Step 2: Convert to fraction form
    148,430.32/222,119.90 = 92,296.86/x
  3. Step 3: Cross multiply
    148,430.32x = 222,119.90 × 92,296.86
  4. Step 4: Simplify right side
    148,430.32x = 20,500,969,313.51
  5. Step 5: Solve for x
    x = 20,500,969,313.51/148,430.32
  6. Step 6: Final answer
    x = 138,118.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.