Home / 148,961.49-223,371.86-54,125.57

Finding the Fourth Proportional to 148,961.49, 223,371.86 and 54,125.57

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Solution

The fourth proportional to 148,961.49, 223,371.86 and 54,125.57 is: 81,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,961.49 : 223,371.86 = 54,125.57 : x
  2. Step 2: Convert to fraction form
    148,961.49/223,371.86 = 54,125.57/x
  3. Step 3: Cross multiply
    148,961.49x = 223,371.86 × 54,125.57
  4. Step 4: Simplify right side
    148,961.49x = 12,090,127,856.97
  5. Step 5: Solve for x
    x = 12,090,127,856.97/148,961.49
  6. Step 6: Final answer
    x = 81,162.77

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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.