Home / 88,943.22-122,740.65-48,658.14

Finding the Fourth Proportional to 88,943.22, 122,740.65 and 48,658.14

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Solution

The fourth proportional to 88,943.22, 122,740.65 and 48,658.14 is: 67,147.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,943.22 : 122,740.65 = 48,658.14 : x
  2. Step 2: Convert to fraction form
    88,943.22/122,740.65 = 48,658.14/x
  3. Step 3: Cross multiply
    88,943.22x = 122,740.65 × 48,658.14
  4. Step 4: Simplify right side
    88,943.22x = 5,972,331,731.39
  5. Step 5: Solve for x
    x = 5,972,331,731.39/88,943.22
  6. Step 6: Final answer
    x = 67,147.69

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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.