Home / 249,508.60-344,342.28-142,112.32

Finding the Fourth Proportional to 249,508.60, 344,342.28 and 142,112.32

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Solution

The fourth proportional to 249,508.60, 344,342.28 and 142,112.32 is: 196,126.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,508.60 : 344,342.28 = 142,112.32 : x
  2. Step 2: Convert to fraction form
    249,508.60/344,342.28 = 142,112.32/x
  3. Step 3: Cross multiply
    249,508.60x = 344,342.28 × 142,112.32
  4. Step 4: Simplify right side
    249,508.60x = 48,935,280,284.89
  5. Step 5: Solve for x
    x = 48,935,280,284.89/249,508.60
  6. Step 6: Final answer
    x = 196,126.63

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1.5x scale

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.