Home / 220,848.15-304,747.56-124,062.87

Finding the Fourth Proportional to 220,848.15, 304,747.56 and 124,062.87

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Solution

The fourth proportional to 220,848.15, 304,747.56 and 124,062.87 is: 171,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,848.15 : 304,747.56 = 124,062.87 : x
  2. Step 2: Convert to fraction form
    220,848.15/304,747.56 = 124,062.87/x
  3. Step 3: Cross multiply
    220,848.15x = 304,747.56 × 124,062.87
  4. Step 4: Simplify right side
    220,848.15x = 37,807,856,919.10
  5. Step 5: Solve for x
    x = 37,807,856,919.10/220,848.15
  6. Step 6: Final answer
    x = 171,193.90

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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.