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Finding the Fourth Proportional to 64,956.74, 97,360.79 and 29,445.12

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Solution

The fourth proportional to 64,956.74, 97,360.79 and 29,445.12 is: 44,133.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,956.74 : 97,360.79 = 29,445.12 : x
  2. Step 2: Convert to fraction form
    64,956.74/97,360.79 = 29,445.12/x
  3. Step 3: Cross multiply
    64,956.74x = 97,360.79 × 29,445.12
  4. Step 4: Simplify right side
    64,956.74x = 2,866,799,997.62
  5. Step 5: Solve for x
    x = 2,866,799,997.62/64,956.74
  6. Step 6: Final answer
    x = 44,133.99

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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.