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Finding the Fourth Proportional to 359,006.04, 538,573.05 and 119,134.35

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Solution

The fourth proportional to 359,006.04, 538,573.05 and 119,134.35 is: 178,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,006.04 : 538,573.05 = 119,134.35 : x
  2. Step 2: Convert to fraction form
    359,006.04/538,573.05 = 119,134.35/x
  3. Step 3: Cross multiply
    359,006.04x = 538,573.05 × 119,134.35
  4. Step 4: Simplify right side
    359,006.04x = 64,162,550,239.27
  5. Step 5: Solve for x
    x = 64,162,550,239.27/359,006.04
  6. Step 6: Final answer
    x = 178,722.76

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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.