Home / 124,778.58-187,112.28-36,011

Finding the Fourth Proportional to 124,778.58, 187,112.28 and 36,011

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Solution

The fourth proportional to 124,778.58, 187,112.28 and 36,011 is: 54,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,778.58 : 187,112.28 = 36,011 : x
  2. Step 2: Convert to fraction form
    124,778.58/187,112.28 = 36,011/x
  3. Step 3: Cross multiply
    124,778.58x = 187,112.28 × 36,011
  4. Step 4: Simplify right side
    124,778.58x = 6,738,100,315.08
  5. Step 5: Solve for x
    x = 6,738,100,315.08/124,778.58
  6. Step 6: Final answer
    x = 54,000.46

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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.