Home / 230,384.48-318,126.96-144,488.03

Finding the Fourth Proportional to 230,384.48, 318,126.96 and 144,488.03

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Solution

The fourth proportional to 230,384.48, 318,126.96 and 144,488.03 is: 199,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,384.48 : 318,126.96 = 144,488.03 : x
  2. Step 2: Convert to fraction form
    230,384.48/318,126.96 = 144,488.03/x
  3. Step 3: Cross multiply
    230,384.48x = 318,126.96 × 144,488.03
  4. Step 4: Simplify right side
    230,384.48x = 45,965,536,149.65
  5. Step 5: Solve for x
    x = 45,965,536,149.65/230,384.48
  6. Step 6: Final answer
    x = 199,516.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.