Home / 82,081.39-113,315.14-58,264.96

Finding the Fourth Proportional to 82,081.39, 113,315.14 and 58,264.96

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Solution

The fourth proportional to 82,081.39, 113,315.14 and 58,264.96 is: 80,436.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,081.39 : 113,315.14 = 58,264.96 : x
  2. Step 2: Convert to fraction form
    82,081.39/113,315.14 = 58,264.96/x
  3. Step 3: Cross multiply
    82,081.39x = 113,315.14 × 58,264.96
  4. Step 4: Simplify right side
    82,081.39x = 6,602,302,099.49
  5. Step 5: Solve for x
    x = 6,602,302,099.49/82,081.39
  6. Step 6: Final answer
    x = 80,436.04

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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.