Home / 252,341.41-348,171.28-143,437.18

Finding the Fourth Proportional to 252,341.41, 348,171.28 and 143,437.18

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Solution

The fourth proportional to 252,341.41, 348,171.28 and 143,437.18 is: 197,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,341.41 : 348,171.28 = 143,437.18 : x
  2. Step 2: Convert to fraction form
    252,341.41/348,171.28 = 143,437.18/x
  3. Step 3: Cross multiply
    252,341.41x = 348,171.28 × 143,437.18
  4. Step 4: Simplify right side
    252,341.41x = 49,940,706,201.60
  5. Step 5: Solve for x
    x = 49,940,706,201.60/252,341.41
  6. Step 6: Final answer
    x = 197,909.28

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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.