Home / 64,631.20-96,914.40-29,531.20

Finding the Fourth Proportional to 64,631.20, 96,914.40 and 29,531.20

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Solution

The fourth proportional to 64,631.20, 96,914.40 and 29,531.20 is: 44,282.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,631.20 : 96,914.40 = 29,531.20 : x
  2. Step 2: Convert to fraction form
    64,631.20/96,914.40 = 29,531.20/x
  3. Step 3: Cross multiply
    64,631.20x = 96,914.40 × 29,531.20
  4. Step 4: Simplify right side
    64,631.20x = 2,861,998,529.28
  5. Step 5: Solve for x
    x = 2,861,998,529.28/64,631.20
  6. Step 6: Final answer
    x = 44,282.00

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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.