Home / 249,610.57-344,462.76-136,433.32

Finding the Fourth Proportional to 249,610.57, 344,462.76 and 136,433.32

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Solution

The fourth proportional to 249,610.57, 344,462.76 and 136,433.32 is: 188,278.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,610.57 : 344,462.76 = 136,433.32 : x
  2. Step 2: Convert to fraction form
    249,610.57/344,462.76 = 136,433.32/x
  3. Step 3: Cross multiply
    249,610.57x = 344,462.76 × 136,433.32
  4. Step 4: Simplify right side
    249,610.57x = 46,996,196,240.85
  5. Step 5: Solve for x
    x = 46,996,196,240.85/249,610.57
  6. Step 6: Final answer
    x = 188,278.07

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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.