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Finding the Fourth Proportional to 250,776.02, 376,162.76 and 88,790.24

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Solution

The fourth proportional to 250,776.02, 376,162.76 and 88,790.24 is: 133,184.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,776.02 : 376,162.76 = 88,790.24 : x
  2. Step 2: Convert to fraction form
    250,776.02/376,162.76 = 88,790.24/x
  3. Step 3: Cross multiply
    250,776.02x = 376,162.76 × 88,790.24
  4. Step 4: Simplify right side
    250,776.02x = 33,399,581,739.46
  5. Step 5: Solve for x
    x = 33,399,581,739.46/250,776.02
  6. Step 6: Final answer
    x = 133,184.91

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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.