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Finding the Fourth Proportional to 88,751.82, 122,475.16 and 48,463.50

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Solution

The fourth proportional to 88,751.82, 122,475.16 and 48,463.50 is: 66,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,751.82 : 122,475.16 = 48,463.50 : x
  2. Step 2: Convert to fraction form
    88,751.82/122,475.16 = 48,463.50/x
  3. Step 3: Cross multiply
    88,751.82x = 122,475.16 × 48,463.50
  4. Step 4: Simplify right side
    88,751.82x = 5,935,574,916.66
  5. Step 5: Solve for x
    x = 5,935,574,916.66/88,751.82
  6. Step 6: Final answer
    x = 66,878.35

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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.