Home / 82,118.68-113,327.07-45,823.29

Finding the Fourth Proportional to 82,118.68, 113,327.07 and 45,823.29

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Solution

The fourth proportional to 82,118.68, 113,327.07 and 45,823.29 is: 63,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,118.68 : 113,327.07 = 45,823.29 : x
  2. Step 2: Convert to fraction form
    82,118.68/113,327.07 = 45,823.29/x
  3. Step 3: Cross multiply
    82,118.68x = 113,327.07 × 45,823.29
  4. Step 4: Simplify right side
    82,118.68x = 5,193,018,596.65
  5. Step 5: Solve for x
    x = 5,193,018,596.65/82,118.68
  6. Step 6: Final answer
    x = 63,237.97

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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.