Home / 269,232.20-403,848.30-91,939.40

Finding the Fourth Proportional to 269,232.20, 403,848.30 and 91,939.40

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Solution

The fourth proportional to 269,232.20, 403,848.30 and 91,939.40 is: 137,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,232.20 : 403,848.30 = 91,939.40 : x
  2. Step 2: Convert to fraction form
    269,232.20/403,848.30 = 91,939.40/x
  3. Step 3: Cross multiply
    269,232.20x = 403,848.30 × 91,939.40
  4. Step 4: Simplify right side
    269,232.20x = 37,129,570,393.02
  5. Step 5: Solve for x
    x = 37,129,570,393.02/269,232.20
  6. Step 6: Final answer
    x = 137,909.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.