Home / 261,448.72-360,799.24-148,271.47

Finding the Fourth Proportional to 261,448.72, 360,799.24 and 148,271.47

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Solution

The fourth proportional to 261,448.72, 360,799.24 and 148,271.47 is: 204,614.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,448.72 : 360,799.24 = 148,271.47 : x
  2. Step 2: Convert to fraction form
    261,448.72/360,799.24 = 148,271.47/x
  3. Step 3: Cross multiply
    261,448.72x = 360,799.24 × 148,271.47
  4. Step 4: Simplify right side
    261,448.72x = 53,496,233,689.68
  5. Step 5: Solve for x
    x = 53,496,233,689.68/261,448.72
  6. Step 6: Final answer
    x = 204,614.63

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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.