Home / 252,543.40-348,517.28-137,829.41

Finding the Fourth Proportional to 252,543.40, 348,517.28 and 137,829.41

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Solution

The fourth proportional to 252,543.40, 348,517.28 and 137,829.41 is: 190,208.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,543.40 : 348,517.28 = 137,829.41 : x
  2. Step 2: Convert to fraction form
    252,543.40/348,517.28 = 137,829.41/x
  3. Step 3: Cross multiply
    252,543.40x = 348,517.28 × 137,829.41
  4. Step 4: Simplify right side
    252,543.40x = 48,035,932,946.54
  5. Step 5: Solve for x
    x = 48,035,932,946.54/252,543.40
  6. Step 6: Final answer
    x = 190,208.62

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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.