Home / 126,360.74-189,650.28-51,522.14

Finding the Fourth Proportional to 126,360.74, 189,650.28 and 51,522.14

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Solution

The fourth proportional to 126,360.74, 189,650.28 and 51,522.14 is: 77,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,360.74 : 189,650.28 = 51,522.14 : x
  2. Step 2: Convert to fraction form
    126,360.74/189,650.28 = 51,522.14/x
  3. Step 3: Cross multiply
    126,360.74x = 189,650.28 × 51,522.14
  4. Step 4: Simplify right side
    126,360.74x = 9,771,188,277.20
  5. Step 5: Solve for x
    x = 9,771,188,277.20/126,360.74
  6. Step 6: Final answer
    x = 77,327.72

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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.