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Finding the Fourth Proportional to 60,964.47, 84,159.74 and 45,862.89

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Solution

The fourth proportional to 60,964.47, 84,159.74 and 45,862.89 is: 63,312.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,964.47 : 84,159.74 = 45,862.89 : x
  2. Step 2: Convert to fraction form
    60,964.47/84,159.74 = 45,862.89/x
  3. Step 3: Cross multiply
    60,964.47x = 84,159.74 × 45,862.89
  4. Step 4: Simplify right side
    60,964.47x = 3,859,808,898.05
  5. Step 5: Solve for x
    x = 3,859,808,898.05/60,964.47
  6. Step 6: Final answer
    x = 63,312.43

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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.