Home / 67,456.16-93,100.49-40,235.70

Finding the Fourth Proportional to 67,456.16, 93,100.49 and 40,235.70

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Solution

The fourth proportional to 67,456.16, 93,100.49 and 40,235.70 is: 55,531.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,456.16 : 93,100.49 = 40,235.70 : x
  2. Step 2: Convert to fraction form
    67,456.16/93,100.49 = 40,235.70/x
  3. Step 3: Cross multiply
    67,456.16x = 93,100.49 × 40,235.70
  4. Step 4: Simplify right side
    67,456.16x = 3,745,963,184.31
  5. Step 5: Solve for x
    x = 3,745,963,184.31/67,456.16
  6. Step 6: Final answer
    x = 55,531.82

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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.