Home / 84,474.46-116,575.06-45,712.28

Finding the Fourth Proportional to 84,474.46, 116,575.06 and 45,712.28

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Solution

The fourth proportional to 84,474.46, 116,575.06 and 45,712.28 is: 63,083.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,474.46 : 116,575.06 = 45,712.28 : x
  2. Step 2: Convert to fraction form
    84,474.46/116,575.06 = 45,712.28/x
  3. Step 3: Cross multiply
    84,474.46x = 116,575.06 × 45,712.28
  4. Step 4: Simplify right side
    84,474.46x = 5,328,911,783.74
  5. Step 5: Solve for x
    x = 5,328,911,783.74/84,474.46
  6. Step 6: Final answer
    x = 63,083.11

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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.