Home / 82,882.11-114,377.25-45,156.36

Finding the Fourth Proportional to 82,882.11, 114,377.25 and 45,156.36

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Solution

The fourth proportional to 82,882.11, 114,377.25 and 45,156.36 is: 62,315.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,882.11 : 114,377.25 = 45,156.36 : x
  2. Step 2: Convert to fraction form
    82,882.11/114,377.25 = 45,156.36/x
  3. Step 3: Cross multiply
    82,882.11x = 114,377.25 × 45,156.36
  4. Step 4: Simplify right side
    82,882.11x = 5,164,860,276.81
  5. Step 5: Solve for x
    x = 5,164,860,276.81/82,882.11
  6. Step 6: Final answer
    x = 62,315.74

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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.