Home / 65,906.06-90,948.29-37,226.79

Finding the Fourth Proportional to 65,906.06, 90,948.29 and 37,226.79

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Solution

The fourth proportional to 65,906.06, 90,948.29 and 37,226.79 is: 51,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,906.06 : 90,948.29 = 37,226.79 : x
  2. Step 2: Convert to fraction form
    65,906.06/90,948.29 = 37,226.79/x
  3. Step 3: Cross multiply
    65,906.06x = 90,948.29 × 37,226.79
  4. Step 4: Simplify right side
    65,906.06x = 3,385,712,706.56
  5. Step 5: Solve for x
    x = 3,385,712,706.56/65,906.06
  6. Step 6: Final answer
    x = 51,371.80

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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.