Home / 90,238.50-124,527.30-49,952.28

Finding the Fourth Proportional to 90,238.50, 124,527.30 and 49,952.28

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Solution

The fourth proportional to 90,238.50, 124,527.30 and 49,952.28 is: 68,933.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,238.50 : 124,527.30 = 49,952.28 : x
  2. Step 2: Convert to fraction form
    90,238.50/124,527.30 = 49,952.28/x
  3. Step 3: Cross multiply
    90,238.50x = 124,527.30 × 49,952.28
  4. Step 4: Simplify right side
    90,238.50x = 6,220,422,557.24
  5. Step 5: Solve for x
    x = 6,220,422,557.24/90,238.50
  6. Step 6: Final answer
    x = 68,933.13

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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.