Home / 147,655.20-221,353.20-88,514.40

Finding the Fourth Proportional to 147,655.20, 221,353.20 and 88,514.40

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Solution

The fourth proportional to 147,655.20, 221,353.20 and 88,514.40 is: 132,693.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,655.20 : 221,353.20 = 88,514.40 : x
  2. Step 2: Convert to fraction form
    147,655.20/221,353.20 = 88,514.40/x
  3. Step 3: Cross multiply
    147,655.20x = 221,353.20 × 88,514.40
  4. Step 4: Simplify right side
    147,655.20x = 19,592,945,686.08
  5. Step 5: Solve for x
    x = 19,592,945,686.08/147,655.20
  6. Step 6: Final answer
    x = 132,693.91

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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.