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Finding the Fourth Proportional to 359,282, 538,920.84 and 93,041.84

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Solution

The fourth proportional to 359,282, 538,920.84 and 93,041.84 is: 139,562.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,282 : 538,920.84 = 93,041.84 : x
  2. Step 2: Convert to fraction form
    359,282/538,920.84 = 93,041.84/x
  3. Step 3: Cross multiply
    359,282x = 538,920.84 × 93,041.84
  4. Step 4: Simplify right side
    359,282x = 50,142,186,567.95
  5. Step 5: Solve for x
    x = 50,142,186,567.95/359,282
  6. Step 6: Final answer
    x = 139,562.20

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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.