Home / 126,795.21-175,033.93-83,800.61

Finding the Fourth Proportional to 126,795.21, 175,033.93 and 83,800.61

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Solution

The fourth proportional to 126,795.21, 175,033.93 and 83,800.61 is: 115,682.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,795.21 : 175,033.93 = 83,800.61 : x
  2. Step 2: Convert to fraction form
    126,795.21/175,033.93 = 83,800.61/x
  3. Step 3: Cross multiply
    126,795.21x = 175,033.93 × 83,800.61
  4. Step 4: Simplify right side
    126,795.21x = 14,667,950,332.78
  5. Step 5: Solve for x
    x = 14,667,950,332.78/126,795.21
  6. Step 6: Final answer
    x = 115,682.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.