Home / 84,472.46-116,572.30-45,710.28

Finding the Fourth Proportional to 84,472.46, 116,572.30 and 45,710.28

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Solution

The fourth proportional to 84,472.46, 116,572.30 and 45,710.28 is: 63,080.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,472.46 : 116,572.30 = 45,710.28 : x
  2. Step 2: Convert to fraction form
    84,472.46/116,572.30 = 45,710.28/x
  3. Step 3: Cross multiply
    84,472.46x = 116,572.30 × 45,710.28
  4. Step 4: Simplify right side
    84,472.46x = 5,328,552,401.82
  5. Step 5: Solve for x
    x = 5,328,552,401.82/84,472.46
  6. Step 6: Final answer
    x = 63,080.35

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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.