Home / 90,341.26-124,671.76-50,055.91

Finding the Fourth Proportional to 90,341.26, 124,671.76 and 50,055.91

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Solution

The fourth proportional to 90,341.26, 124,671.76 and 50,055.91 is: 69,077.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,341.26 : 124,671.76 = 50,055.91 : x
  2. Step 2: Convert to fraction form
    90,341.26/124,671.76 = 50,055.91/x
  3. Step 3: Cross multiply
    90,341.26x = 124,671.76 × 50,055.91
  4. Step 4: Simplify right side
    90,341.26x = 6,240,557,961.28
  5. Step 5: Solve for x
    x = 6,240,557,961.28/90,341.26
  6. Step 6: Final answer
    x = 69,077.61

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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.