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Finding the Fourth Proportional to 359,855.08, 539,783.30 and 93,615.17

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Solution

The fourth proportional to 359,855.08, 539,783.30 and 93,615.17 is: 140,422.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,855.08 : 539,783.30 = 93,615.17 : x
  2. Step 2: Convert to fraction form
    359,855.08/539,783.30 = 93,615.17/x
  3. Step 3: Cross multiply
    359,855.08x = 539,783.30 × 93,615.17
  4. Step 4: Simplify right side
    359,855.08x = 50,531,902,927.78
  5. Step 5: Solve for x
    x = 50,531,902,927.78/359,855.08
  6. Step 6: Final answer
    x = 140,422.93

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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.