Home / 88,314.29-121,837.78-50,065.73

Finding the Fourth Proportional to 88,314.29, 121,837.78 and 50,065.73

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Solution

The fourth proportional to 88,314.29, 121,837.78 and 50,065.73 is: 69,070.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,314.29 : 121,837.78 = 50,065.73 : x
  2. Step 2: Convert to fraction form
    88,314.29/121,837.78 = 50,065.73/x
  3. Step 3: Cross multiply
    88,314.29x = 121,837.78 × 50,065.73
  4. Step 4: Simplify right side
    88,314.29x = 6,099,897,397.28
  5. Step 5: Solve for x
    x = 6,099,897,397.28/88,314.29
  6. Step 6: Final answer
    x = 69,070.33

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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.