Home / 90,076.13-124,305.05-50,332.13

Finding the Fourth Proportional to 90,076.13, 124,305.05 and 50,332.13

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Solution

The fourth proportional to 90,076.13, 124,305.05 and 50,332.13 is: 69,458.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,076.13 : 124,305.05 = 50,332.13 : x
  2. Step 2: Convert to fraction form
    90,076.13/124,305.05 = 50,332.13/x
  3. Step 3: Cross multiply
    90,076.13x = 124,305.05 × 50,332.13
  4. Step 4: Simplify right side
    90,076.13x = 6,256,537,440.56
  5. Step 5: Solve for x
    x = 6,256,537,440.56/90,076.13
  6. Step 6: Final answer
    x = 69,458.33

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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.