Home / 151,985.45-227,977.82-142,737.13

Finding the Fourth Proportional to 151,985.45, 227,977.82 and 142,737.13

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Solution

The fourth proportional to 151,985.45, 227,977.82 and 142,737.13 is: 214,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,985.45 : 227,977.82 = 142,737.13 : x
  2. Step 2: Convert to fraction form
    151,985.45/227,977.82 = 142,737.13/x
  3. Step 3: Cross multiply
    151,985.45x = 227,977.82 × 142,737.13
  4. Step 4: Simplify right side
    151,985.45x = 32,540,899,837.01
  5. Step 5: Solve for x
    x = 32,540,899,837.01/151,985.45
  6. Step 6: Final answer
    x = 214,105.36

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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.