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Finding the Fourth Proportional to 251,643.44, 376,881.84 and 151,585.04

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Solution

The fourth proportional to 251,643.44, 376,881.84 and 151,585.04 is: 227,026.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,643.44 : 376,881.84 = 151,585.04 : x
  2. Step 2: Convert to fraction form
    251,643.44/376,881.84 = 151,585.04/x
  3. Step 3: Cross multiply
    251,643.44x = 376,881.84 × 151,585.04
  4. Step 4: Simplify right side
    251,643.44x = 57,129,648,791.67
  5. Step 5: Solve for x
    x = 57,129,648,791.67/251,643.44
  6. Step 6: Final answer
    x = 227,026.18

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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.