Home / 90,453.92-124,834.08-50,180.66

Finding the Fourth Proportional to 90,453.92, 124,834.08 and 50,180.66

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Solution

The fourth proportional to 90,453.92, 124,834.08 and 50,180.66 is: 69,253.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,453.92 : 124,834.08 = 50,180.66 : x
  2. Step 2: Convert to fraction form
    90,453.92/124,834.08 = 50,180.66/x
  3. Step 3: Cross multiply
    90,453.92x = 124,834.08 × 50,180.66
  4. Step 4: Simplify right side
    90,453.92x = 6,264,256,524.89
  5. Step 5: Solve for x
    x = 6,264,256,524.89/90,453.92
  6. Step 6: Final answer
    x = 69,253.57

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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.