Home / 90,992.02-125,576.29-50,718.82

Finding the Fourth Proportional to 90,992.02, 125,576.29 and 50,718.82

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Solution

The fourth proportional to 90,992.02, 125,576.29 and 50,718.82 is: 69,996.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,992.02 : 125,576.29 = 50,718.82 : x
  2. Step 2: Convert to fraction form
    90,992.02/125,576.29 = 50,718.82/x
  3. Step 3: Cross multiply
    90,992.02x = 125,576.29 × 50,718.82
  4. Step 4: Simplify right side
    90,992.02x = 6,369,081,248.78
  5. Step 5: Solve for x
    x = 6,369,081,248.78/90,992.02
  6. Step 6: Final answer
    x = 69,996.04

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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.