Home / 251,110.56-376,665.20-157,681.92

Finding the Fourth Proportional to 251,110.56, 376,665.20 and 157,681.92

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Solution

The fourth proportional to 251,110.56, 376,665.20 and 157,681.92 is: 236,522.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,110.56 : 376,665.20 = 157,681.92 : x
  2. Step 2: Convert to fraction form
    251,110.56/376,665.20 = 157,681.92/x
  3. Step 3: Cross multiply
    251,110.56x = 376,665.20 × 157,681.92
  4. Step 4: Simplify right side
    251,110.56x = 59,393,291,933.18
  5. Step 5: Solve for x
    x = 59,393,291,933.18/251,110.56
  6. Step 6: Final answer
    x = 236,522.48

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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.