Home / 125,151.93-187,727.76-50,272.10

Finding the Fourth Proportional to 125,151.93, 187,727.76 and 50,272.10

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Solution

The fourth proportional to 125,151.93, 187,727.76 and 50,272.10 is: 75,408.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,151.93 : 187,727.76 = 50,272.10 : x
  2. Step 2: Convert to fraction form
    125,151.93/187,727.76 = 50,272.10/x
  3. Step 3: Cross multiply
    125,151.93x = 187,727.76 × 50,272.10
  4. Step 4: Simplify right side
    125,151.93x = 9,437,467,784.86
  5. Step 5: Solve for x
    x = 9,437,467,784.86/125,151.93
  6. Step 6: Final answer
    x = 75,408.09

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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.