Home / 245,275.75-367,585.98-131,189.68

Finding the Fourth Proportional to 245,275.75, 367,585.98 and 131,189.68

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Solution

The fourth proportional to 245,275.75, 367,585.98 and 131,189.68 is: 196,609.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,275.75 : 367,585.98 = 131,189.68 : x
  2. Step 2: Convert to fraction form
    245,275.75/367,585.98 = 131,189.68/x
  3. Step 3: Cross multiply
    245,275.75x = 367,585.98 × 131,189.68
  4. Step 4: Simplify right side
    245,275.75x = 48,223,487,088.69
  5. Step 5: Solve for x
    x = 48,223,487,088.69/245,275.75
  6. Step 6: Final answer
    x = 196,609.27

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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.