Home / 83,976.64-115,893-46,250.88

Finding the Fourth Proportional to 83,976.64, 115,893 and 46,250.88

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Solution

The fourth proportional to 83,976.64, 115,893 and 46,250.88 is: 63,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,976.64 : 115,893 = 46,250.88 : x
  2. Step 2: Convert to fraction form
    83,976.64/115,893 = 46,250.88/x
  3. Step 3: Cross multiply
    83,976.64x = 115,893 × 46,250.88
  4. Step 4: Simplify right side
    83,976.64x = 5,360,153,235.84
  5. Step 5: Solve for x
    x = 5,360,153,235.84/83,976.64
  6. Step 6: Final answer
    x = 63,829.10

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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.