Home / 134,250.30-185,280.27-80,548.53

Finding the Fourth Proportional to 134,250.30, 185,280.27 and 80,548.53

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Solution

The fourth proportional to 134,250.30, 185,280.27 and 80,548.53 is: 111,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,250.30 : 185,280.27 = 80,548.53 : x
  2. Step 2: Convert to fraction form
    134,250.30/185,280.27 = 80,548.53/x
  3. Step 3: Cross multiply
    134,250.30x = 185,280.27 × 80,548.53
  4. Step 4: Simplify right side
    134,250.30x = 14,924,053,386.50
  5. Step 5: Solve for x
    x = 14,924,053,386.50/134,250.30
  6. Step 6: Final answer
    x = 111,165.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.