Home / 177,569.40-266,354.10-158,215.80

Finding the Fourth Proportional to 177,569.40, 266,354.10 and 158,215.80

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Solution

The fourth proportional to 177,569.40, 266,354.10 and 158,215.80 is: 237,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,569.40 : 266,354.10 = 158,215.80 : x
  2. Step 2: Convert to fraction form
    177,569.40/266,354.10 = 158,215.80/x
  3. Step 3: Cross multiply
    177,569.40x = 266,354.10 × 158,215.80
  4. Step 4: Simplify right side
    177,569.40x = 42,141,427,014.78
  5. Step 5: Solve for x
    x = 42,141,427,014.78/177,569.40
  6. Step 6: Final answer
    x = 237,323.70

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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.