Home / 83,775.47-115,610.29-46,049.72

Finding the Fourth Proportional to 83,775.47, 115,610.29 and 46,049.72

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Solution

The fourth proportional to 83,775.47, 115,610.29 and 46,049.72 is: 63,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,775.47 : 115,610.29 = 46,049.72 : x
  2. Step 2: Convert to fraction form
    83,775.47/115,610.29 = 46,049.72/x
  3. Step 3: Cross multiply
    83,775.47x = 115,610.29 × 46,049.72
  4. Step 4: Simplify right side
    83,775.47x = 5,323,820,790.44
  5. Step 5: Solve for x
    x = 5,323,820,790.44/83,775.47
  6. Step 6: Final answer
    x = 63,548.69

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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.