Home / 84,473.46-116,573.68-45,711.28

Finding the Fourth Proportional to 84,473.46, 116,573.68 and 45,711.28

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Solution

The fourth proportional to 84,473.46, 116,573.68 and 45,711.28 is: 63,081.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,473.46 : 116,573.68 = 45,711.28 : x
  2. Step 2: Convert to fraction form
    84,473.46/116,573.68 = 45,711.28/x
  3. Step 3: Cross multiply
    84,473.46x = 116,573.68 × 45,711.28
  4. Step 4: Simplify right side
    84,473.46x = 5,328,732,127.11
  5. Step 5: Solve for x
    x = 5,328,732,127.11/84,473.46
  6. Step 6: Final answer
    x = 63,081.73

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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.