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Finding the Fourth Proportional to 359,166.19, 538,751.98 and 159,432.88

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Solution

The fourth proportional to 359,166.19, 538,751.98 and 159,432.88 is: 239,150.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,166.19 : 538,751.98 = 159,432.88 : x
  2. Step 2: Convert to fraction form
    359,166.19/538,751.98 = 159,432.88/x
  3. Step 3: Cross multiply
    359,166.19x = 538,751.98 × 159,432.88
  4. Step 4: Simplify right side
    359,166.19x = 85,894,779,777.10
  5. Step 5: Solve for x
    x = 85,894,779,777.10/359,166.19
  6. Step 6: Final answer
    x = 239,150.52

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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.