Home / 239,331.04-359,063.09-104,406.91

Finding the Fourth Proportional to 239,331.04, 359,063.09 and 104,406.91

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Solution

The fourth proportional to 239,331.04, 359,063.09 and 104,406.91 is: 156,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,331.04 : 359,063.09 = 104,406.91 : x
  2. Step 2: Convert to fraction form
    239,331.04/359,063.09 = 104,406.91/x
  3. Step 3: Cross multiply
    239,331.04x = 359,063.09 × 104,406.91
  4. Step 4: Simplify right side
    239,331.04x = 37,488,667,721.95
  5. Step 5: Solve for x
    x = 37,488,667,721.95/239,331.04
  6. Step 6: Final answer
    x = 156,639.39

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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.