Home / 90,366.10-135,550.52-34,232.20

Finding the Fourth Proportional to 90,366.10, 135,550.52 and 34,232.20

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Solution

The fourth proportional to 90,366.10, 135,550.52 and 34,232.20 is: 51,348.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,366.10 : 135,550.52 = 34,232.20 : x
  2. Step 2: Convert to fraction form
    90,366.10/135,550.52 = 34,232.20/x
  3. Step 3: Cross multiply
    90,366.10x = 135,550.52 × 34,232.20
  4. Step 4: Simplify right side
    90,366.10x = 4,640,192,510.74
  5. Step 5: Solve for x
    x = 4,640,192,510.74/90,366.10
  6. Step 6: Final answer
    x = 51,348.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.