Home / 243,655.19-365,517.14-75,189.23

Finding the Fourth Proportional to 243,655.19, 365,517.14 and 75,189.23

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Solution

The fourth proportional to 243,655.19, 365,517.14 and 75,189.23 is: 112,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,655.19 : 365,517.14 = 75,189.23 : x
  2. Step 2: Convert to fraction form
    243,655.19/365,517.14 = 75,189.23/x
  3. Step 3: Cross multiply
    243,655.19x = 365,517.14 × 75,189.23
  4. Step 4: Simplify right side
    243,655.19x = 27,482,950,104.87
  5. Step 5: Solve for x
    x = 27,482,950,104.87/243,655.19
  6. Step 6: Final answer
    x = 112,794.44

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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.