Home / 82,203.64-113,405.02-48,194.92

Finding the Fourth Proportional to 82,203.64, 113,405.02 and 48,194.92

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Solution

The fourth proportional to 82,203.64, 113,405.02 and 48,194.92 is: 66,487.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,203.64 : 113,405.02 = 48,194.92 : x
  2. Step 2: Convert to fraction form
    82,203.64/113,405.02 = 48,194.92/x
  3. Step 3: Cross multiply
    82,203.64x = 113,405.02 × 48,194.92
  4. Step 4: Simplify right side
    82,203.64x = 5,465,545,866.50
  5. Step 5: Solve for x
    x = 5,465,545,866.50/82,203.64
  6. Step 6: Final answer
    x = 66,487.88

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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.