Home / 249,502.26-344,315.54-136,325

Finding the Fourth Proportional to 249,502.26, 344,315.54 and 136,325

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Solution

The fourth proportional to 249,502.26, 344,315.54 and 136,325 is: 188,129.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,502.26 : 344,315.54 = 136,325 : x
  2. Step 2: Convert to fraction form
    249,502.26/344,315.54 = 136,325/x
  3. Step 3: Cross multiply
    249,502.26x = 344,315.54 × 136,325
  4. Step 4: Simplify right side
    249,502.26x = 46,938,815,990.50
  5. Step 5: Solve for x
    x = 46,938,815,990.50/249,502.26
  6. Step 6: Final answer
    x = 188,129.82

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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.