Home / 83,841.52-115,698.86-46,115.76

Finding the Fourth Proportional to 83,841.52, 115,698.86 and 46,115.76

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Solution

The fourth proportional to 83,841.52, 115,698.86 and 46,115.76 is: 63,638.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,841.52 : 115,698.86 = 46,115.76 : x
  2. Step 2: Convert to fraction form
    83,841.52/115,698.86 = 46,115.76/x
  3. Step 3: Cross multiply
    83,841.52x = 115,698.86 × 46,115.76
  4. Step 4: Simplify right side
    83,841.52x = 5,335,540,860.03
  5. Step 5: Solve for x
    x = 5,335,540,860.03/83,841.52
  6. Step 6: Final answer
    x = 63,638.41

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1.5x scale

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.