Home / 249,508.85-344,342.63-142,112.57

Finding the Fourth Proportional to 249,508.85, 344,342.63 and 142,112.57

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Solution

The fourth proportional to 249,508.85, 344,342.63 and 142,112.57 is: 196,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,508.85 : 344,342.63 = 142,112.57 : x
  2. Step 2: Convert to fraction form
    249,508.85/344,342.63 = 142,112.57/x
  3. Step 3: Cross multiply
    249,508.85x = 344,342.63 × 142,112.57
  4. Step 4: Simplify right side
    249,508.85x = 48,935,415,399.30
  5. Step 5: Solve for x
    x = 48,935,415,399.30/249,508.85
  6. Step 6: Final answer
    x = 196,126.97

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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.