Home / 90,382.94-124,725.66-50,098.40

Finding the Fourth Proportional to 90,382.94, 124,725.66 and 50,098.40

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Solution

The fourth proportional to 90,382.94, 124,725.66 and 50,098.40 is: 69,134.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,382.94 : 124,725.66 = 50,098.40 : x
  2. Step 2: Convert to fraction form
    90,382.94/124,725.66 = 50,098.40/x
  3. Step 3: Cross multiply
    90,382.94x = 124,725.66 × 50,098.40
  4. Step 4: Simplify right side
    90,382.94x = 6,248,556,004.94
  5. Step 5: Solve for x
    x = 6,248,556,004.94/90,382.94
  6. Step 6: Final answer
    x = 69,134.24

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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.