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Finding the Fourth Proportional to 182,216.88, 251,459.55 and 105,750.90

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Solution

The fourth proportional to 182,216.88, 251,459.55 and 105,750.90 is: 145,936.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,216.88 : 251,459.55 = 105,750.90 : x
  2. Step 2: Convert to fraction form
    182,216.88/251,459.55 = 105,750.90/x
  3. Step 3: Cross multiply
    182,216.88x = 251,459.55 × 105,750.90
  4. Step 4: Simplify right side
    182,216.88x = 26,592,073,726.10
  5. Step 5: Solve for x
    x = 26,592,073,726.10/182,216.88
  6. Step 6: Final answer
    x = 145,936.39

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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.