Home / 90,263.27-124,554.67-49,975.56

Finding the Fourth Proportional to 90,263.27, 124,554.67 and 49,975.56

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Solution

The fourth proportional to 90,263.27, 124,554.67 and 49,975.56 is: 68,961.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,263.27 : 124,554.67 = 49,975.56 : x
  2. Step 2: Convert to fraction form
    90,263.27/124,554.67 = 49,975.56/x
  3. Step 3: Cross multiply
    90,263.27x = 124,554.67 × 49,975.56
  4. Step 4: Simplify right side
    90,263.27x = 6,224,689,133.99
  5. Step 5: Solve for x
    x = 6,224,689,133.99/90,263.27
  6. Step 6: Final answer
    x = 68,961.48

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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.