Home / 113,415.80-170,123.70-95,919.80

Finding the Fourth Proportional to 113,415.80, 170,123.70 and 95,919.80

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Solution

The fourth proportional to 113,415.80, 170,123.70 and 95,919.80 is: 143,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,415.80 : 170,123.70 = 95,919.80 : x
  2. Step 2: Convert to fraction form
    113,415.80/170,123.70 = 95,919.80/x
  3. Step 3: Cross multiply
    113,415.80x = 170,123.70 × 95,919.80
  4. Step 4: Simplify right side
    113,415.80x = 16,318,231,279.26
  5. Step 5: Solve for x
    x = 16,318,231,279.26/113,415.80
  6. Step 6: Final answer
    x = 143,879.70

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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.