Home / 252,807.55-348,872.34-138,086.26

Finding the Fourth Proportional to 252,807.55, 348,872.34 and 138,086.26

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Solution

The fourth proportional to 252,807.55, 348,872.34 and 138,086.26 is: 190,557.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,807.55 : 348,872.34 = 138,086.26 : x
  2. Step 2: Convert to fraction form
    252,807.55/348,872.34 = 138,086.26/x
  3. Step 3: Cross multiply
    252,807.55x = 348,872.34 × 138,086.26
  4. Step 4: Simplify right side
    252,807.55x = 48,174,477,036.02
  5. Step 5: Solve for x
    x = 48,174,477,036.02/252,807.55
  6. Step 6: Final answer
    x = 190,557.91

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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.