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Finding the Fourth Proportional to 88,747, 122,471.07 and 48,460.84

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Solution

The fourth proportional to 88,747, 122,471.07 and 48,460.84 is: 66,876.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,747 : 122,471.07 = 48,460.84 : x
  2. Step 2: Convert to fraction form
    88,747/122,471.07 = 48,460.84/x
  3. Step 3: Cross multiply
    88,747x = 122,471.07 × 48,460.84
  4. Step 4: Simplify right side
    88,747x = 5,935,050,927.90
  5. Step 5: Solve for x
    x = 5,935,050,927.90/88,747
  6. Step 6: Final answer
    x = 66,876.07

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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.