Home / 251,071.12-376,286.46-117,657.10

Finding the Fourth Proportional to 251,071.12, 376,286.46 and 117,657.10

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Solution

The fourth proportional to 251,071.12, 376,286.46 and 117,657.10 is: 176,335.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,071.12 : 376,286.46 = 117,657.10 : x
  2. Step 2: Convert to fraction form
    251,071.12/376,286.46 = 117,657.10/x
  3. Step 3: Cross multiply
    251,071.12x = 376,286.46 × 117,657.10
  4. Step 4: Simplify right side
    251,071.12x = 44,272,773,652.87
  5. Step 5: Solve for x
    x = 44,272,773,652.87/251,071.12
  6. Step 6: Final answer
    x = 176,335.59

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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.