Home / 90,262.02-124,552.94-49,974.31

Finding the Fourth Proportional to 90,262.02, 124,552.94 and 49,974.31

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Solution

The fourth proportional to 90,262.02, 124,552.94 and 49,974.31 is: 68,959.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,262.02 : 124,552.94 = 49,974.31 : x
  2. Step 2: Convert to fraction form
    90,262.02/124,552.94 = 49,974.31/x
  3. Step 3: Cross multiply
    90,262.02x = 124,552.94 × 49,974.31
  4. Step 4: Simplify right side
    90,262.02x = 6,224,447,048.52
  5. Step 5: Solve for x
    x = 6,224,447,048.52/90,262.02
  6. Step 6: Final answer
    x = 68,959.76

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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.