Home / 90,233.73-124,518.51-49,944.65

Finding the Fourth Proportional to 90,233.73, 124,518.51 and 49,944.65

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Solution

The fourth proportional to 90,233.73, 124,518.51 and 49,944.65 is: 68,921.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,233.73 : 124,518.51 = 49,944.65 : x
  2. Step 2: Convert to fraction form
    90,233.73/124,518.51 = 49,944.65/x
  3. Step 3: Cross multiply
    90,233.73x = 124,518.51 × 49,944.65
  4. Step 4: Simplify right side
    90,233.73x = 6,219,032,777.88
  5. Step 5: Solve for x
    x = 6,219,032,777.88/90,233.73
  6. Step 6: Final answer
    x = 68,921.38

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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.