Home / 182,003.18-251,164.62-101,428.90

Finding the Fourth Proportional to 182,003.18, 251,164.62 and 101,428.90

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Solution

The fourth proportional to 182,003.18, 251,164.62 and 101,428.90 is: 139,972.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,003.18 : 251,164.62 = 101,428.90 : x
  2. Step 2: Convert to fraction form
    182,003.18/251,164.62 = 101,428.90/x
  3. Step 3: Cross multiply
    182,003.18x = 251,164.62 × 101,428.90
  4. Step 4: Simplify right side
    182,003.18x = 25,475,351,125.52
  5. Step 5: Solve for x
    x = 25,475,351,125.52/182,003.18
  6. Step 6: Final answer
    x = 139,972.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.