Home / 68,940.77-95,148.55-42,098.84

Finding the Fourth Proportional to 68,940.77, 95,148.55 and 42,098.84

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Solution

The fourth proportional to 68,940.77, 95,148.55 and 42,098.84 is: 58,102.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,940.77 : 95,148.55 = 42,098.84 : x
  2. Step 2: Convert to fraction form
    68,940.77/95,148.55 = 42,098.84/x
  3. Step 3: Cross multiply
    68,940.77x = 95,148.55 × 42,098.84
  4. Step 4: Simplify right side
    68,940.77x = 4,005,643,397.97
  5. Step 5: Solve for x
    x = 4,005,643,397.97/68,940.77
  6. Step 6: Final answer
    x = 58,102.68

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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.