Home / 245,538.20-367,961.70-181,861.40

Finding the Fourth Proportional to 245,538.20, 367,961.70 and 181,861.40

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Solution

The fourth proportional to 245,538.20, 367,961.70 and 181,861.40 is: 272,536.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,538.20 : 367,961.70 = 181,861.40 : x
  2. Step 2: Convert to fraction form
    245,538.20/367,961.70 = 181,861.40/x
  3. Step 3: Cross multiply
    245,538.20x = 367,961.70 × 181,861.40
  4. Step 4: Simplify right side
    245,538.20x = 66,918,029,908.38
  5. Step 5: Solve for x
    x = 66,918,029,908.38/245,538.20
  6. Step 6: Final answer
    x = 272,536.13

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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.