Home / 90,744.24-125,227.85-49,909.17

Finding the Fourth Proportional to 90,744.24, 125,227.85 and 49,909.17

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Solution

The fourth proportional to 90,744.24, 125,227.85 and 49,909.17 is: 68,875.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,744.24 : 125,227.85 = 49,909.17 : x
  2. Step 2: Convert to fraction form
    90,744.24/125,227.85 = 49,909.17/x
  3. Step 3: Cross multiply
    90,744.24x = 125,227.85 × 49,909.17
  4. Step 4: Simplify right side
    90,744.24x = 6,250,017,804.84
  5. Step 5: Solve for x
    x = 6,250,017,804.84/90,744.24
  6. Step 6: Final answer
    x = 68,875.09

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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.