Home / 90,233.72-124,522.78-49,950.26

Finding the Fourth Proportional to 90,233.72, 124,522.78 and 49,950.26

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Solution

The fourth proportional to 90,233.72, 124,522.78 and 49,950.26 is: 68,931.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,233.72 : 124,522.78 = 49,950.26 : x
  2. Step 2: Convert to fraction form
    90,233.72/124,522.78 = 49,950.26/x
  3. Step 3: Cross multiply
    90,233.72x = 124,522.78 × 49,950.26
  4. Step 4: Simplify right side
    90,233.72x = 6,219,945,236.92
  5. Step 5: Solve for x
    x = 6,219,945,236.92/90,233.72
  6. Step 6: Final answer
    x = 68,931.50

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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.