Home / 113,029.70-169,544.55-65,725.70

Finding the Fourth Proportional to 113,029.70, 169,544.55 and 65,725.70

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Solution

The fourth proportional to 113,029.70, 169,544.55 and 65,725.70 is: 98,588.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,029.70 : 169,544.55 = 65,725.70 : x
  2. Step 2: Convert to fraction form
    113,029.70/169,544.55 = 65,725.70/x
  3. Step 3: Cross multiply
    113,029.70x = 169,544.55 × 65,725.70
  4. Step 4: Simplify right side
    113,029.70x = 11,143,434,229.94
  5. Step 5: Solve for x
    x = 11,143,434,229.94/113,029.70
  6. Step 6: Final answer
    x = 98,588.55

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1.5x scale

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.