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Finding the Fourth Proportional to 148,805.32, 223,207.98 and 65,682.76

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Solution

The fourth proportional to 148,805.32, 223,207.98 and 65,682.76 is: 98,524.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,805.32 : 223,207.98 = 65,682.76 : x
  2. Step 2: Convert to fraction form
    148,805.32/223,207.98 = 65,682.76/x
  3. Step 3: Cross multiply
    148,805.32x = 223,207.98 × 65,682.76
  4. Step 4: Simplify right side
    148,805.32x = 14,660,916,180.42
  5. Step 5: Solve for x
    x = 14,660,916,180.42/148,805.32
  6. Step 6: Final answer
    x = 98,524.14

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1.5x scale

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.