Home / 60,945.66-91,432.14-21,503.10

Finding the Fourth Proportional to 60,945.66, 91,432.14 and 21,503.10

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Solution

The fourth proportional to 60,945.66, 91,432.14 and 21,503.10 is: 32,259.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,945.66 : 91,432.14 = 21,503.10 : x
  2. Step 2: Convert to fraction form
    60,945.66/91,432.14 = 21,503.10/x
  3. Step 3: Cross multiply
    60,945.66x = 91,432.14 × 21,503.10
  4. Step 4: Simplify right side
    60,945.66x = 1,966,074,449.63
  5. Step 5: Solve for x
    x = 1,966,074,449.63/60,945.66
  6. Step 6: Final answer
    x = 32,259.47

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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.