Home / 252,404.52-348,324.80-137,685.10

Finding the Fourth Proportional to 252,404.52, 348,324.80 and 137,685.10

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Solution

The fourth proportional to 252,404.52, 348,324.80 and 137,685.10 is: 190,009.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,404.52 : 348,324.80 = 137,685.10 : x
  2. Step 2: Convert to fraction form
    252,404.52/348,324.80 = 137,685.10/x
  3. Step 3: Cross multiply
    252,404.52x = 348,324.80 × 137,685.10
  4. Step 4: Simplify right side
    252,404.52x = 47,959,134,920.48
  5. Step 5: Solve for x
    x = 47,959,134,920.48/252,404.52
  6. Step 6: Final answer
    x = 190,009.02

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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.