Home / 124,752.06-187,146.54-45,860.09

Finding the Fourth Proportional to 124,752.06, 187,146.54 and 45,860.09

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Solution

The fourth proportional to 124,752.06, 187,146.54 and 45,860.09 is: 68,796.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,752.06 : 187,146.54 = 45,860.09 : x
  2. Step 2: Convert to fraction form
    124,752.06/187,146.54 = 45,860.09/x
  3. Step 3: Cross multiply
    124,752.06x = 187,146.54 × 45,860.09
  4. Step 4: Simplify right side
    124,752.06x = 8,582,556,231.86
  5. Step 5: Solve for x
    x = 8,582,556,231.86/124,752.06
  6. Step 6: Final answer
    x = 68,796.91

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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.