Home / 83,838.96-115,714.20-48,052.95

Finding the Fourth Proportional to 83,838.96, 115,714.20 and 48,052.95

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Solution

The fourth proportional to 83,838.96, 115,714.20 and 48,052.95 is: 66,322.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,838.96 : 115,714.20 = 48,052.95 : x
  2. Step 2: Convert to fraction form
    83,838.96/115,714.20 = 48,052.95/x
  3. Step 3: Cross multiply
    83,838.96x = 115,714.20 × 48,052.95
  4. Step 4: Simplify right side
    83,838.96x = 5,560,408,666.89
  5. Step 5: Solve for x
    x = 5,560,408,666.89/83,838.96
  6. Step 6: Final answer
    x = 66,322.49

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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.