Home / 82,877.70-114,371.23-45,151.95

Finding the Fourth Proportional to 82,877.70, 114,371.23 and 45,151.95

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Solution

The fourth proportional to 82,877.70, 114,371.23 and 45,151.95 is: 62,309.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,877.70 : 114,371.23 = 45,151.95 : x
  2. Step 2: Convert to fraction form
    82,877.70/114,371.23 = 45,151.95/x
  3. Step 3: Cross multiply
    82,877.70x = 114,371.23 × 45,151.95
  4. Step 4: Simplify right side
    82,877.70x = 5,164,083,599.42
  5. Step 5: Solve for x
    x = 5,164,083,599.42/82,877.70
  6. Step 6: Final answer
    x = 62,309.69

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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.