Home / 151,054.40-226,387.20-91,827.20

Finding the Fourth Proportional to 151,054.40, 226,387.20 and 91,827.20

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Solution

The fourth proportional to 151,054.40, 226,387.20 and 91,827.20 is: 137,622.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,054.40 : 226,387.20 = 91,827.20 : x
  2. Step 2: Convert to fraction form
    151,054.40/226,387.20 = 91,827.20/x
  3. Step 3: Cross multiply
    151,054.40x = 226,387.20 × 91,827.20
  4. Step 4: Simplify right side
    151,054.40x = 20,788,502,691.84
  5. Step 5: Solve for x
    x = 20,788,502,691.84/151,054.40
  6. Step 6: Final answer
    x = 137,622.62

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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.