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Finding the Fourth Proportional to 359,675.10, 539,571.24 and 135,052.92

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Solution

The fourth proportional to 359,675.10, 539,571.24 and 135,052.92 is: 202,601.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,675.10 : 539,571.24 = 135,052.92 : x
  2. Step 2: Convert to fraction form
    359,675.10/539,571.24 = 135,052.92/x
  3. Step 3: Cross multiply
    359,675.10x = 539,571.24 × 135,052.92
  4. Step 4: Simplify right side
    359,675.10x = 72,870,671,510.02
  5. Step 5: Solve for x
    x = 72,870,671,510.02/359,675.10
  6. Step 6: Final answer
    x = 202,601.38

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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.