Home / 126,418.84-189,477.06-58,859.80

Finding the Fourth Proportional to 126,418.84, 189,477.06 and 58,859.80

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Solution

The fourth proportional to 126,418.84, 189,477.06 and 58,859.80 is: 88,219.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,418.84 : 189,477.06 = 58,859.80 : x
  2. Step 2: Convert to fraction form
    126,418.84/189,477.06 = 58,859.80/x
  3. Step 3: Cross multiply
    126,418.84x = 189,477.06 × 58,859.80
  4. Step 4: Simplify right side
    126,418.84x = 11,152,581,856.19
  5. Step 5: Solve for x
    x = 11,152,581,856.19/126,418.84
  6. Step 6: Final answer
    x = 88,219.30

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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.