Home / 252,630.27-348,630.66-137,911.46

Finding the Fourth Proportional to 252,630.27, 348,630.66 and 137,911.46

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Solution

The fourth proportional to 252,630.27, 348,630.66 and 137,911.46 is: 190,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,630.27 : 348,630.66 = 137,911.46 : x
  2. Step 2: Convert to fraction form
    252,630.27/348,630.66 = 137,911.46/x
  3. Step 3: Cross multiply
    252,630.27x = 348,630.66 × 137,911.46
  4. Step 4: Simplify right side
    252,630.27x = 48,080,163,151.38
  5. Step 5: Solve for x
    x = 48,080,163,151.38/252,630.27
  6. Step 6: Final answer
    x = 190,318.30

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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.