Home / 95,427.10-143,104.20-28,845.10

Finding the Fourth Proportional to 95,427.10, 143,104.20 and 28,845.10

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Solution

The fourth proportional to 95,427.10, 143,104.20 and 28,845.10 is: 43,256.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,427.10 : 143,104.20 = 28,845.10 : x
  2. Step 2: Convert to fraction form
    95,427.10/143,104.20 = 28,845.10/x
  3. Step 3: Cross multiply
    95,427.10x = 143,104.20 × 28,845.10
  4. Step 4: Simplify right side
    95,427.10x = 4,127,854,959.42
  5. Step 5: Solve for x
    x = 4,127,854,959.42/95,427.10
  6. Step 6: Final answer
    x = 43,256.63

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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.