Home / 94,037.73-129,808.20-63,836.55

Finding the Fourth Proportional to 94,037.73, 129,808.20 and 63,836.55

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Solution

The fourth proportional to 94,037.73, 129,808.20 and 63,836.55 is: 88,118.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,037.73 : 129,808.20 = 63,836.55 : x
  2. Step 2: Convert to fraction form
    94,037.73/129,808.20 = 63,836.55/x
  3. Step 3: Cross multiply
    94,037.73x = 129,808.20 × 63,836.55
  4. Step 4: Simplify right side
    94,037.73x = 8,286,507,649.71
  5. Step 5: Solve for x
    x = 8,286,507,649.71/94,037.73
  6. Step 6: Final answer
    x = 88,118.97

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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.