Home / 249,394.50-344,164.41-136,217.52

Finding the Fourth Proportional to 249,394.50, 344,164.41 and 136,217.52

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Solution

The fourth proportional to 249,394.50, 344,164.41 and 136,217.52 is: 187,980.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,394.50 : 344,164.41 = 136,217.52 : x
  2. Step 2: Convert to fraction form
    249,394.50/344,164.41 = 136,217.52/x
  3. Step 3: Cross multiply
    249,394.50x = 344,164.41 × 136,217.52
  4. Step 4: Simplify right side
    249,394.50x = 46,881,222,402.46
  5. Step 5: Solve for x
    x = 46,881,222,402.46/249,394.50
  6. Step 6: Final answer
    x = 187,980.18

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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.