Home / 90,224.56-124,511.88-58,448.76

Finding the Fourth Proportional to 90,224.56, 124,511.88 and 58,448.76

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Solution

The fourth proportional to 90,224.56, 124,511.88 and 58,448.76 is: 80,660.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,224.56 : 124,511.88 = 58,448.76 : x
  2. Step 2: Convert to fraction form
    90,224.56/124,511.88 = 58,448.76/x
  3. Step 3: Cross multiply
    90,224.56x = 124,511.88 × 58,448.76
  4. Step 4: Simplify right side
    90,224.56x = 7,277,564,991.27
  5. Step 5: Solve for x
    x = 7,277,564,991.27/90,224.56
  6. Step 6: Final answer
    x = 80,660.58

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Half scale
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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.