Home / 90,325.52-124,639.15-50,029.19

Finding the Fourth Proportional to 90,325.52, 124,639.15 and 50,029.19

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Solution

The fourth proportional to 90,325.52, 124,639.15 and 50,029.19 is: 69,034.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,325.52 : 124,639.15 = 50,029.19 : x
  2. Step 2: Convert to fraction form
    90,325.52/124,639.15 = 50,029.19/x
  3. Step 3: Cross multiply
    90,325.52x = 124,639.15 × 50,029.19
  4. Step 4: Simplify right side
    90,325.52x = 6,235,595,716.79
  5. Step 5: Solve for x
    x = 6,235,595,716.79/90,325.52
  6. Step 6: Final answer
    x = 69,034.71

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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.