Home / 82,948.76-114,471.08-45,223.28

Finding the Fourth Proportional to 82,948.76, 114,471.08 and 45,223.28

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Solution

The fourth proportional to 82,948.76, 114,471.08 and 45,223.28 is: 62,409.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,948.76 : 114,471.08 = 45,223.28 : x
  2. Step 2: Convert to fraction form
    82,948.76/114,471.08 = 45,223.28/x
  3. Step 3: Cross multiply
    82,948.76x = 114,471.08 × 45,223.28
  4. Step 4: Simplify right side
    82,948.76x = 5,176,757,702.74
  5. Step 5: Solve for x
    x = 5,176,757,702.74/82,948.76
  6. Step 6: Final answer
    x = 62,409.10

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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.