Home / 151,011.60-226,663.20-91,962.60

Finding the Fourth Proportional to 151,011.60, 226,663.20 and 91,962.60

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Solution

The fourth proportional to 151,011.60, 226,663.20 and 91,962.60 is: 138,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,011.60 : 226,663.20 = 91,962.60 : x
  2. Step 2: Convert to fraction form
    151,011.60/226,663.20 = 91,962.60/x
  3. Step 3: Cross multiply
    151,011.60x = 226,663.20 × 91,962.60
  4. Step 4: Simplify right side
    151,011.60x = 20,844,537,196.32
  5. Step 5: Solve for x
    x = 20,844,537,196.32/151,011.60
  6. Step 6: Final answer
    x = 138,032.69

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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.