Home / 148,966.55-223,456.64-49,135.46

Finding the Fourth Proportional to 148,966.55, 223,456.64 and 49,135.46

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Solution

The fourth proportional to 148,966.55, 223,456.64 and 49,135.46 is: 73,705.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,966.55 : 223,456.64 = 49,135.46 : x
  2. Step 2: Convert to fraction form
    148,966.55/223,456.64 = 49,135.46/x
  3. Step 3: Cross multiply
    148,966.55x = 223,456.64 × 49,135.46
  4. Step 4: Simplify right side
    148,966.55x = 10,979,643,433.49
  5. Step 5: Solve for x
    x = 10,979,643,433.49/148,966.55
  6. Step 6: Final answer
    x = 73,705.43

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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.