Home / 95,640.60-143,294.64-67,117.05

Finding the Fourth Proportional to 95,640.60, 143,294.64 and 67,117.05

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Solution

The fourth proportional to 95,640.60, 143,294.64 and 67,117.05 is: 100,558.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,640.60 : 143,294.64 = 67,117.05 : x
  2. Step 2: Convert to fraction form
    95,640.60/143,294.64 = 67,117.05/x
  3. Step 3: Cross multiply
    95,640.60x = 143,294.64 × 67,117.05
  4. Step 4: Simplify right side
    95,640.60x = 9,617,513,182.03
  5. Step 5: Solve for x
    x = 9,617,513,182.03/95,640.60
  6. Step 6: Final answer
    x = 100,558.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.