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Finding the Fourth Proportional to 249,481, 344,291.07 and 136,311.04

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Solution

The fourth proportional to 249,481, 344,291.07 and 136,311.04 is: 188,113.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,481 : 344,291.07 = 136,311.04 : x
  2. Step 2: Convert to fraction form
    249,481/344,291.07 = 136,311.04/x
  3. Step 3: Cross multiply
    249,481x = 344,291.07 × 136,311.04
  4. Step 4: Simplify right side
    249,481x = 46,930,673,814.41
  5. Step 5: Solve for x
    x = 46,930,673,814.41/249,481
  6. Step 6: Final answer
    x = 188,113.22

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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.