Home / 249,299.91-344,032.52-136,121.85

Finding the Fourth Proportional to 249,299.91, 344,032.52 and 136,121.85

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Solution

The fourth proportional to 249,299.91, 344,032.52 and 136,121.85 is: 187,847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,299.91 : 344,032.52 = 136,121.85 : x
  2. Step 2: Convert to fraction form
    249,299.91/344,032.52 = 136,121.85/x
  3. Step 3: Cross multiply
    249,299.91x = 344,032.52 × 136,121.85
  4. Step 4: Simplify right side
    249,299.91x = 46,830,342,401.95
  5. Step 5: Solve for x
    x = 46,830,342,401.95/249,299.91
  6. Step 6: Final answer
    x = 187,847.41

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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.