Home / 82,534.02-113,966.76-52,372.86

Finding the Fourth Proportional to 82,534.02, 113,966.76 and 52,372.86

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Solution

The fourth proportional to 82,534.02, 113,966.76 and 52,372.86 is: 72,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,534.02 : 113,966.76 = 52,372.86 : x
  2. Step 2: Convert to fraction form
    82,534.02/113,966.76 = 52,372.86/x
  3. Step 3: Cross multiply
    82,534.02x = 113,966.76 × 52,372.86
  4. Step 4: Simplify right side
    82,534.02x = 5,968,765,166.13
  5. Step 5: Solve for x
    x = 5,968,765,166.13/82,534.02
  6. Step 6: Final answer
    x = 72,318.85

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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.