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Finding the Fourth Proportional to 88,463.51, 122,082.48 and 48,178.97

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Solution

The fourth proportional to 88,463.51, 122,082.48 and 48,178.97 is: 66,488.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,463.51 : 122,082.48 = 48,178.97 : x
  2. Step 2: Convert to fraction form
    88,463.51/122,082.48 = 48,178.97/x
  3. Step 3: Cross multiply
    88,463.51x = 122,082.48 × 48,178.97
  4. Step 4: Simplify right side
    88,463.51x = 5,881,807,531.03
  5. Step 5: Solve for x
    x = 5,881,807,531.03/88,463.51
  6. Step 6: Final answer
    x = 66,488.52

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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.