Home / 147,862.80-221,502.60-88,522.20

Finding the Fourth Proportional to 147,862.80, 221,502.60 and 88,522.20

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Solution

The fourth proportional to 147,862.80, 221,502.60 and 88,522.20 is: 132,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,862.80 : 221,502.60 = 88,522.20 : x
  2. Step 2: Convert to fraction form
    147,862.80/221,502.60 = 88,522.20/x
  3. Step 3: Cross multiply
    147,862.80x = 221,502.60 × 88,522.20
  4. Step 4: Simplify right side
    147,862.80x = 19,607,897,457.72
  5. Step 5: Solve for x
    x = 19,607,897,457.72/147,862.80
  6. Step 6: Final answer
    x = 132,608.73

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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.