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Finding the Fourth Proportional to 251,168.92, 376,900.26 and 93,509.08

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Solution

The fourth proportional to 251,168.92, 376,900.26 and 93,509.08 is: 140,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,168.92 : 376,900.26 = 93,509.08 : x
  2. Step 2: Convert to fraction form
    251,168.92/376,900.26 = 93,509.08/x
  3. Step 3: Cross multiply
    251,168.92x = 376,900.26 × 93,509.08
  4. Step 4: Simplify right side
    251,168.92x = 35,243,596,564.36
  5. Step 5: Solve for x
    x = 35,243,596,564.36/251,168.92
  6. Step 6: Final answer
    x = 140,318.30

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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.