Home / 95,453.40-143,180.10-73,378.20

Finding the Fourth Proportional to 95,453.40, 143,180.10 and 73,378.20

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Solution

The fourth proportional to 95,453.40, 143,180.10 and 73,378.20 is: 110,067.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,453.40 : 143,180.10 = 73,378.20 : x
  2. Step 2: Convert to fraction form
    95,453.40/143,180.10 = 73,378.20/x
  3. Step 3: Cross multiply
    95,453.40x = 143,180.10 × 73,378.20
  4. Step 4: Simplify right side
    95,453.40x = 10,506,298,013.82
  5. Step 5: Solve for x
    x = 10,506,298,013.82/95,453.40
  6. Step 6: Final answer
    x = 110,067.30

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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.