Home / 177,443.40-266,165.10-88,710.60

Finding the Fourth Proportional to 177,443.40, 266,165.10 and 88,710.60

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Solution

The fourth proportional to 177,443.40, 266,165.10 and 88,710.60 is: 133,065.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,443.40 : 266,165.10 = 88,710.60 : x
  2. Step 2: Convert to fraction form
    177,443.40/266,165.10 = 88,710.60/x
  3. Step 3: Cross multiply
    177,443.40x = 266,165.10 × 88,710.60
  4. Step 4: Simplify right side
    177,443.40x = 23,611,665,720.06
  5. Step 5: Solve for x
    x = 23,611,665,720.06/177,443.40
  6. Step 6: Final answer
    x = 133,065.90

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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.