Home / 64,713.14-89,306.50-36,034.28

Finding the Fourth Proportional to 64,713.14, 89,306.50 and 36,034.28

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Solution

The fourth proportional to 64,713.14, 89,306.50 and 36,034.28 is: 49,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,713.14 : 89,306.50 = 36,034.28 : x
  2. Step 2: Convert to fraction form
    64,713.14/89,306.50 = 36,034.28/x
  3. Step 3: Cross multiply
    64,713.14x = 89,306.50 × 36,034.28
  4. Step 4: Simplify right side
    64,713.14x = 3,218,095,560.00
  5. Step 5: Solve for x
    x = 3,218,095,560.00/64,713.14
  6. Step 6: Final answer
    x = 49,728.62

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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.