Home / 138,001.15-207,001.73-43,232.13

Finding the Fourth Proportional to 138,001.15, 207,001.73 and 43,232.13

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Solution

The fourth proportional to 138,001.15, 207,001.73 and 43,232.13 is: 64,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,001.15 : 207,001.73 = 43,232.13 : x
  2. Step 2: Convert to fraction form
    138,001.15/207,001.73 = 43,232.13/x
  3. Step 3: Cross multiply
    138,001.15x = 207,001.73 × 43,232.13
  4. Step 4: Simplify right side
    138,001.15x = 8,949,125,701.58
  5. Step 5: Solve for x
    x = 8,949,125,701.58/138,001.15
  6. Step 6: Final answer
    x = 64,848.20

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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.