Home / 83,829.17-115,685.02-45,589.07

Finding the Fourth Proportional to 83,829.17, 115,685.02 and 45,589.07

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Solution

The fourth proportional to 83,829.17, 115,685.02 and 45,589.07 is: 62,913.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,829.17 : 115,685.02 = 45,589.07 : x
  2. Step 2: Convert to fraction form
    83,829.17/115,685.02 = 45,589.07/x
  3. Step 3: Cross multiply
    83,829.17x = 115,685.02 × 45,589.07
  4. Step 4: Simplify right side
    83,829.17x = 5,273,972,820.93
  5. Step 5: Solve for x
    x = 5,273,972,820.93/83,829.17
  6. Step 6: Final answer
    x = 62,913.34

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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.