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Finding the Fourth Proportional to 60,032.40, 89,789.40 and 50,701.20

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Solution

The fourth proportional to 60,032.40, 89,789.40 and 50,701.20 is: 75,832.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,032.40 : 89,789.40 = 50,701.20 : x
  2. Step 2: Convert to fraction form
    60,032.40/89,789.40 = 50,701.20/x
  3. Step 3: Cross multiply
    60,032.40x = 89,789.40 × 50,701.20
  4. Step 4: Simplify right side
    60,032.40x = 4,552,430,327.28
  5. Step 5: Solve for x
    x = 4,552,430,327.28/60,032.40
  6. Step 6: Final answer
    x = 75,832.89

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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.