Home / 90,495.33-124,898.49-50,222.06

Finding the Fourth Proportional to 90,495.33, 124,898.49 and 50,222.06

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Solution

The fourth proportional to 90,495.33, 124,898.49 and 50,222.06 is: 69,314.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,495.33 : 124,898.49 = 50,222.06 : x
  2. Step 2: Convert to fraction form
    90,495.33/124,898.49 = 50,222.06/x
  3. Step 3: Cross multiply
    90,495.33x = 124,898.49 × 50,222.06
  4. Step 4: Simplify right side
    90,495.33x = 6,272,659,302.57
  5. Step 5: Solve for x
    x = 6,272,659,302.57/90,495.33
  6. Step 6: Final answer
    x = 69,314.73

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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.