Home / 252,422.14-348,343.54-137,703.22

Finding the Fourth Proportional to 252,422.14, 348,343.54 and 137,703.22

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Solution

The fourth proportional to 252,422.14, 348,343.54 and 137,703.22 is: 190,030.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,422.14 : 348,343.54 = 137,703.22 : x
  2. Step 2: Convert to fraction form
    252,422.14/348,343.54 = 137,703.22/x
  3. Step 3: Cross multiply
    252,422.14x = 348,343.54 × 137,703.22
  4. Step 4: Simplify right side
    252,422.14x = 47,968,027,124.20
  5. Step 5: Solve for x
    x = 47,968,027,124.20/252,422.14
  6. Step 6: Final answer
    x = 190,030.99

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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.