Home / 220,204.48-303,871.98-124,711.87

Finding the Fourth Proportional to 220,204.48, 303,871.98 and 124,711.87

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Solution

The fourth proportional to 220,204.48, 303,871.98 and 124,711.87 is: 172,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,204.48 : 303,871.98 = 124,711.87 : x
  2. Step 2: Convert to fraction form
    220,204.48/303,871.98 = 124,711.87/x
  3. Step 3: Cross multiply
    220,204.48x = 303,871.98 × 124,711.87
  4. Step 4: Simplify right side
    220,204.48x = 37,896,442,866.40
  5. Step 5: Solve for x
    x = 37,896,442,866.40/220,204.48
  6. Step 6: Final answer
    x = 172,096.60

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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.