Home / 151,246.40-226,869.60-130,251.20

Finding the Fourth Proportional to 151,246.40, 226,869.60 and 130,251.20

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Solution

The fourth proportional to 151,246.40, 226,869.60 and 130,251.20 is: 195,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,246.40 : 226,869.60 = 130,251.20 : x
  2. Step 2: Convert to fraction form
    151,246.40/226,869.60 = 130,251.20/x
  3. Step 3: Cross multiply
    151,246.40x = 226,869.60 × 130,251.20
  4. Step 4: Simplify right side
    151,246.40x = 29,550,037,643.52
  5. Step 5: Solve for x
    x = 29,550,037,643.52/151,246.40
  6. Step 6: Final answer
    x = 195,376.80

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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.