Home / 82,580.66-123,870.96-23,416.83

Finding the Fourth Proportional to 82,580.66, 123,870.96 and 23,416.83

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Solution

The fourth proportional to 82,580.66, 123,870.96 and 23,416.83 is: 35,125.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,580.66 : 123,870.96 = 23,416.83 : x
  2. Step 2: Convert to fraction form
    82,580.66/123,870.96 = 23,416.83/x
  3. Step 3: Cross multiply
    82,580.66x = 123,870.96 × 23,416.83
  4. Step 4: Simplify right side
    82,580.66x = 2,900,665,212.26
  5. Step 5: Solve for x
    x = 2,900,665,212.26/82,580.66
  6. Step 6: Final answer
    x = 35,125.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.