Home / 147,601.40-221,402.10-88,503.80

Finding the Fourth Proportional to 147,601.40, 221,402.10 and 88,503.80

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Solution

The fourth proportional to 147,601.40, 221,402.10 and 88,503.80 is: 132,755.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,601.40 : 221,402.10 = 88,503.80 : x
  2. Step 2: Convert to fraction form
    147,601.40/221,402.10 = 88,503.80/x
  3. Step 3: Cross multiply
    147,601.40x = 221,402.10 × 88,503.80
  4. Step 4: Simplify right side
    147,601.40x = 19,594,927,177.98
  5. Step 5: Solve for x
    x = 19,594,927,177.98/147,601.40
  6. Step 6: Final answer
    x = 132,755.70

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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.