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Finding the Fourth Proportional to 59,662.88, 82,332.66 and 32,805.20

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Solution

The fourth proportional to 59,662.88, 82,332.66 and 32,805.20 is: 45,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,662.88 : 82,332.66 = 32,805.20 : x
  2. Step 2: Convert to fraction form
    59,662.88/82,332.66 = 32,805.20/x
  3. Step 3: Cross multiply
    59,662.88x = 82,332.66 × 32,805.20
  4. Step 4: Simplify right side
    59,662.88x = 2,700,938,966.17
  5. Step 5: Solve for x
    x = 2,700,938,966.17/59,662.88
  6. Step 6: Final answer
    x = 45,270.01

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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.