Home / 88,943.68-122,740.92-48,656.44

Finding the Fourth Proportional to 88,943.68, 122,740.92 and 48,656.44

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Solution

The fourth proportional to 88,943.68, 122,740.92 and 48,656.44 is: 67,145.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,943.68 : 122,740.92 = 48,656.44 : x
  2. Step 2: Convert to fraction form
    88,943.68/122,740.92 = 48,656.44/x
  3. Step 3: Cross multiply
    88,943.68x = 122,740.92 × 48,656.44
  4. Step 4: Simplify right side
    88,943.68x = 5,972,136,209.52
  5. Step 5: Solve for x
    x = 5,972,136,209.52/88,943.68
  6. Step 6: Final answer
    x = 67,145.14

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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.