Home / 249,972.33-344,953.11-142,577

Finding the Fourth Proportional to 249,972.33, 344,953.11 and 142,577

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Solution

The fourth proportional to 249,972.33, 344,953.11 and 142,577 is: 196,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,972.33 : 344,953.11 = 142,577 : x
  2. Step 2: Convert to fraction form
    249,972.33/344,953.11 = 142,577/x
  3. Step 3: Cross multiply
    249,972.33x = 344,953.11 × 142,577
  4. Step 4: Simplify right side
    249,972.33x = 49,182,379,564.47
  5. Step 5: Solve for x
    x = 49,182,379,564.47/249,972.33
  6. Step 6: Final answer
    x = 196,751.29

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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.