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Finding the Fourth Proportional to 65,332.04, 97,931.86 and 44,274.20

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Solution

The fourth proportional to 65,332.04, 97,931.86 and 44,274.20 is: 66,366.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,332.04 : 97,931.86 = 44,274.20 : x
  2. Step 2: Convert to fraction form
    65,332.04/97,931.86 = 44,274.20/x
  3. Step 3: Cross multiply
    65,332.04x = 97,931.86 × 44,274.20
  4. Step 4: Simplify right side
    65,332.04x = 4,335,854,155.67
  5. Step 5: Solve for x
    x = 4,335,854,155.67/65,332.04
  6. Step 6: Final answer
    x = 66,366.43

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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.