Home / 112,052.25-154,627.61-61,063.89

Finding the Fourth Proportional to 112,052.25, 154,627.61 and 61,063.89

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Solution

The fourth proportional to 112,052.25, 154,627.61 and 61,063.89 is: 84,265.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,052.25 : 154,627.61 = 61,063.89 : x
  2. Step 2: Convert to fraction form
    112,052.25/154,627.61 = 61,063.89/x
  3. Step 3: Cross multiply
    112,052.25x = 154,627.61 × 61,063.89
  4. Step 4: Simplify right side
    112,052.25x = 9,442,163,062.68
  5. Step 5: Solve for x
    x = 9,442,163,062.68/112,052.25
  6. Step 6: Final answer
    x = 84,265.72

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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.