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Finding the Fourth Proportional to 359,037.27, 538,390.35 and 106,227.36

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Solution

The fourth proportional to 359,037.27, 538,390.35 and 106,227.36 is: 159,292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,037.27 : 538,390.35 = 106,227.36 : x
  2. Step 2: Convert to fraction form
    359,037.27/538,390.35 = 106,227.36/x
  3. Step 3: Cross multiply
    359,037.27x = 538,390.35 × 106,227.36
  4. Step 4: Simplify right side
    359,037.27x = 57,191,785,529.98
  5. Step 5: Solve for x
    x = 57,191,785,529.98/359,037.27
  6. Step 6: Final answer
    x = 159,292.06

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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.