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Finding the Fourth Proportional to 251,063.92, 376,595.80 and 73,570.88

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Solution

The fourth proportional to 251,063.92, 376,595.80 and 73,570.88 is: 110,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,063.92 : 376,595.80 = 73,570.88 : x
  2. Step 2: Convert to fraction form
    251,063.92/376,595.80 = 73,570.88/x
  3. Step 3: Cross multiply
    251,063.92x = 376,595.80 × 73,570.88
  4. Step 4: Simplify right side
    251,063.92x = 27,706,484,410.30
  5. Step 5: Solve for x
    x = 27,706,484,410.30/251,063.92
  6. Step 6: Final answer
    x = 110,356.30

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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.