Home / 148,587.32-222,939.36-65,423

Finding the Fourth Proportional to 148,587.32, 222,939.36 and 65,423

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Solution

The fourth proportional to 148,587.32, 222,939.36 and 65,423 is: 98,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,587.32 : 222,939.36 = 65,423 : x
  2. Step 2: Convert to fraction form
    148,587.32/222,939.36 = 65,423/x
  3. Step 3: Cross multiply
    148,587.32x = 222,939.36 × 65,423
  4. Step 4: Simplify right side
    148,587.32x = 14,585,361,749.28
  5. Step 5: Solve for x
    x = 14,585,361,749.28/148,587.32
  6. Step 6: Final answer
    x = 98,160.20

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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.