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Finding the Fourth Proportional to 65,432.52, 97,705.52 and 51,954.27

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Solution

The fourth proportional to 65,432.52, 97,705.52 and 51,954.27 is: 77,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,432.52 : 97,705.52 = 51,954.27 : x
  2. Step 2: Convert to fraction form
    65,432.52/97,705.52 = 51,954.27/x
  3. Step 3: Cross multiply
    65,432.52x = 97,705.52 × 51,954.27
  4. Step 4: Simplify right side
    65,432.52x = 5,076,218,966.57
  5. Step 5: Solve for x
    x = 5,076,218,966.57/65,432.52
  6. Step 6: Final answer
    x = 77,579.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.