Home / 268,031.22-401,521.14-155,474.97

Finding the Fourth Proportional to 268,031.22, 401,521.14 and 155,474.97

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Solution

The fourth proportional to 268,031.22, 401,521.14 and 155,474.97 is: 232,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,031.22 : 401,521.14 = 155,474.97 : x
  2. Step 2: Convert to fraction form
    268,031.22/401,521.14 = 155,474.97/x
  3. Step 3: Cross multiply
    268,031.22x = 401,521.14 × 155,474.97
  4. Step 4: Simplify right side
    268,031.22x = 62,426,487,195.87
  5. Step 5: Solve for x
    x = 62,426,487,195.87/268,031.22
  6. Step 6: Final answer
    x = 232,907.52

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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.