Home / 83,476.26-115,197.59-45,235.89

Finding the Fourth Proportional to 83,476.26, 115,197.59 and 45,235.89

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Solution

The fourth proportional to 83,476.26, 115,197.59 and 45,235.89 is: 62,425.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,476.26 : 115,197.59 = 45,235.89 : x
  2. Step 2: Convert to fraction form
    83,476.26/115,197.59 = 45,235.89/x
  3. Step 3: Cross multiply
    83,476.26x = 115,197.59 × 45,235.89
  4. Step 4: Simplify right side
    83,476.26x = 5,211,065,622.59
  5. Step 5: Solve for x
    x = 5,211,065,622.59/83,476.26
  6. Step 6: Final answer
    x = 62,425.72

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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.