Home / 105,934.35-146,217.15-65,625.24

Finding the Fourth Proportional to 105,934.35, 146,217.15 and 65,625.24

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Solution

The fourth proportional to 105,934.35, 146,217.15 and 65,625.24 is: 90,580.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,934.35 : 146,217.15 = 65,625.24 : x
  2. Step 2: Convert to fraction form
    105,934.35/146,217.15 = 65,625.24/x
  3. Step 3: Cross multiply
    105,934.35x = 146,217.15 × 65,625.24
  4. Step 4: Simplify right side
    105,934.35x = 9,595,535,560.87
  5. Step 5: Solve for x
    x = 9,595,535,560.87/105,934.35
  6. Step 6: Final answer
    x = 90,580.02

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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.