Home / 83,674.02-115,474.23-45,949.08

Finding the Fourth Proportional to 83,674.02, 115,474.23 and 45,949.08

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Solution

The fourth proportional to 83,674.02, 115,474.23 and 45,949.08 is: 63,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,674.02 : 115,474.23 = 45,949.08 : x
  2. Step 2: Convert to fraction form
    83,674.02/115,474.23 = 45,949.08/x
  3. Step 3: Cross multiply
    83,674.02x = 115,474.23 × 45,949.08
  4. Step 4: Simplify right side
    83,674.02x = 5,305,934,632.21
  5. Step 5: Solve for x
    x = 5,305,934,632.21/83,674.02
  6. Step 6: Final answer
    x = 63,411.97

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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.