Home / 177,825.12-266,946.03-140,410.41

Finding the Fourth Proportional to 177,825.12, 266,946.03 and 140,410.41

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Solution

The fourth proportional to 177,825.12, 266,946.03 and 140,410.41 is: 210,780.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,825.12 : 266,946.03 = 140,410.41 : x
  2. Step 2: Convert to fraction form
    177,825.12/266,946.03 = 140,410.41/x
  3. Step 3: Cross multiply
    177,825.12x = 266,946.03 × 140,410.41
  4. Step 4: Simplify right side
    177,825.12x = 37,482,001,520.17
  5. Step 5: Solve for x
    x = 37,482,001,520.17/177,825.12
  6. Step 6: Final answer
    x = 210,780.13

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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.