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Finding the Fourth Proportional to 251,081.64, 376,635.42 and 64,094.76

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Solution

The fourth proportional to 251,081.64, 376,635.42 and 64,094.76 is: 96,145.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,081.64 : 376,635.42 = 64,094.76 : x
  2. Step 2: Convert to fraction form
    251,081.64/376,635.42 = 64,094.76/x
  3. Step 3: Cross multiply
    251,081.64x = 376,635.42 × 64,094.76
  4. Step 4: Simplify right side
    251,081.64x = 24,140,356,852.40
  5. Step 5: Solve for x
    x = 24,140,356,852.40/251,081.64
  6. Step 6: Final answer
    x = 96,145.45

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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.