Home / 83,467.36-115,186.92-45,741.76

Finding the Fourth Proportional to 83,467.36, 115,186.92 and 45,741.76

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Solution

The fourth proportional to 83,467.36, 115,186.92 and 45,741.76 is: 63,124.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,467.36 : 115,186.92 = 45,741.76 : x
  2. Step 2: Convert to fraction form
    83,467.36/115,186.92 = 45,741.76/x
  3. Step 3: Cross multiply
    83,467.36x = 115,186.92 × 45,741.76
  4. Step 4: Simplify right side
    83,467.36x = 5,268,852,449.78
  5. Step 5: Solve for x
    x = 5,268,852,449.78/83,467.36
  6. Step 6: Final answer
    x = 63,124.70

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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.