Home / 252,442.56-348,352.80-142,077.31

Finding the Fourth Proportional to 252,442.56, 348,352.80 and 142,077.31

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Solution

The fourth proportional to 252,442.56, 348,352.80 and 142,077.31 is: 196,056.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,442.56 : 348,352.80 = 142,077.31 : x
  2. Step 2: Convert to fraction form
    252,442.56/348,352.80 = 142,077.31/x
  3. Step 3: Cross multiply
    252,442.56x = 348,352.80 × 142,077.31
  4. Step 4: Simplify right side
    252,442.56x = 49,493,028,150.48
  5. Step 5: Solve for x
    x = 49,493,028,150.48/252,442.56
  6. Step 6: Final answer
    x = 196,056.59

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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.