Home / 249,826.38-344,765.87-136,649.13

Finding the Fourth Proportional to 249,826.38, 344,765.87 and 136,649.13

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Solution

The fourth proportional to 249,826.38, 344,765.87 and 136,649.13 is: 188,578.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,826.38 : 344,765.87 = 136,649.13 : x
  2. Step 2: Convert to fraction form
    249,826.38/344,765.87 = 136,649.13/x
  3. Step 3: Cross multiply
    249,826.38x = 344,765.87 × 136,649.13
  4. Step 4: Simplify right side
    249,826.38x = 47,111,956,189.19
  5. Step 5: Solve for x
    x = 47,111,956,189.19/249,826.38
  6. Step 6: Final answer
    x = 188,578.79

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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.