Home / 245,681.22-367,759.08-133,081.86

Finding the Fourth Proportional to 245,681.22, 367,759.08 and 133,081.86

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Solution

The fourth proportional to 245,681.22, 367,759.08 and 133,081.86 is: 199,209.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,681.22 : 367,759.08 = 133,081.86 : x
  2. Step 2: Convert to fraction form
    245,681.22/367,759.08 = 133,081.86/x
  3. Step 3: Cross multiply
    245,681.22x = 367,759.08 × 133,081.86
  4. Step 4: Simplify right side
    245,681.22x = 48,942,062,398.29
  5. Step 5: Solve for x
    x = 48,942,062,398.29/245,681.22
  6. Step 6: Final answer
    x = 199,209.62

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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.