Home / 82,360.18-113,572.19-70,462.90

Finding the Fourth Proportional to 82,360.18, 113,572.19 and 70,462.90

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Solution

The fourth proportional to 82,360.18, 113,572.19 and 70,462.90 is: 97,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,360.18 : 113,572.19 = 70,462.90 : x
  2. Step 2: Convert to fraction form
    82,360.18/113,572.19 = 70,462.90/x
  3. Step 3: Cross multiply
    82,360.18x = 113,572.19 × 70,462.90
  4. Step 4: Simplify right side
    82,360.18x = 8,002,625,866.75
  5. Step 5: Solve for x
    x = 8,002,625,866.75/82,360.18
  6. Step 6: Final answer
    x = 97,166.20

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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.