Home / 90,336.76-124,723.23-58,085.86

Finding the Fourth Proportional to 90,336.76, 124,723.23 and 58,085.86

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Solution

The fourth proportional to 90,336.76, 124,723.23 and 58,085.86 is: 80,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,336.76 : 124,723.23 = 58,085.86 : x
  2. Step 2: Convert to fraction form
    90,336.76/124,723.23 = 58,085.86/x
  3. Step 3: Cross multiply
    90,336.76x = 124,723.23 × 58,085.86
  4. Step 4: Simplify right side
    90,336.76x = 7,244,655,786.10
  5. Step 5: Solve for x
    x = 7,244,655,786.10/90,336.76
  6. Step 6: Final answer
    x = 80,196.10

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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.