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Finding the Fourth Proportional to 88,461.93, 122,078.25 and 48,175.87

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Solution

The fourth proportional to 88,461.93, 122,078.25 and 48,175.87 is: 66,483.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,461.93 : 122,078.25 = 48,175.87 : x
  2. Step 2: Convert to fraction form
    88,461.93/122,078.25 = 48,175.87/x
  3. Step 3: Cross multiply
    88,461.93x = 122,078.25 × 48,175.87
  4. Step 4: Simplify right side
    88,461.93x = 5,881,225,660.95
  5. Step 5: Solve for x
    x = 5,881,225,660.95/88,461.93
  6. Step 6: Final answer
    x = 66,483.13

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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.