Home / 52,391.14-78,609.78-29,900.88

Finding the Fourth Proportional to 52,391.14, 78,609.78 and 29,900.88

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Solution

The fourth proportional to 52,391.14, 78,609.78 and 29,900.88 is: 44,864.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,391.14 : 78,609.78 = 29,900.88 : x
  2. Step 2: Convert to fraction form
    52,391.14/78,609.78 = 29,900.88/x
  3. Step 3: Cross multiply
    52,391.14x = 78,609.78 × 29,900.88
  4. Step 4: Simplify right side
    52,391.14x = 2,350,501,598.61
  5. Step 5: Solve for x
    x = 2,350,501,598.61/52,391.14
  6. Step 6: Final answer
    x = 44,864.49

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1.5x scale

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.