Home / 239,204.52-358,802.94-81,542.76

Finding the Fourth Proportional to 239,204.52, 358,802.94 and 81,542.76

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Solution

The fourth proportional to 239,204.52, 358,802.94 and 81,542.76 is: 122,312.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,204.52 : 358,802.94 = 81,542.76 : x
  2. Step 2: Convert to fraction form
    239,204.52/358,802.94 = 81,542.76/x
  3. Step 3: Cross multiply
    239,204.52x = 358,802.94 × 81,542.76
  4. Step 4: Simplify right side
    239,204.52x = 29,257,782,023.71
  5. Step 5: Solve for x
    x = 29,257,782,023.71/239,204.52
  6. Step 6: Final answer
    x = 122,312.83

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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.