Home / 83,423.07-115,124.22-45,697.32

Finding the Fourth Proportional to 83,423.07, 115,124.22 and 45,697.32

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Solution

The fourth proportional to 83,423.07, 115,124.22 and 45,697.32 is: 63,062.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,423.07 : 115,124.22 = 45,697.32 : x
  2. Step 2: Convert to fraction form
    83,423.07/115,124.22 = 45,697.32/x
  3. Step 3: Cross multiply
    83,423.07x = 115,124.22 × 45,697.32
  4. Step 4: Simplify right side
    83,423.07x = 5,260,868,321.09
  5. Step 5: Solve for x
    x = 5,260,868,321.09/83,423.07
  6. Step 6: Final answer
    x = 63,062.51

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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.