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Finding the Fourth Proportional to 88,605.92, 122,279.10 and 48,323

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Solution

The fourth proportional to 88,605.92, 122,279.10 and 48,323 is: 66,687.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,605.92 : 122,279.10 = 48,323 : x
  2. Step 2: Convert to fraction form
    88,605.92/122,279.10 = 48,323/x
  3. Step 3: Cross multiply
    88,605.92x = 122,279.10 × 48,323
  4. Step 4: Simplify right side
    88,605.92x = 5,908,892,949.30
  5. Step 5: Solve for x
    x = 5,908,892,949.30/88,605.92
  6. Step 6: Final answer
    x = 66,687.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.