Home / 96,139.96-144,226.56-42,850.90

Finding the Fourth Proportional to 96,139.96, 144,226.56 and 42,850.90

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Solution

The fourth proportional to 96,139.96, 144,226.56 and 42,850.90 is: 64,283.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,139.96 : 144,226.56 = 42,850.90 : x
  2. Step 2: Convert to fraction form
    96,139.96/144,226.56 = 42,850.90/x
  3. Step 3: Cross multiply
    96,139.96x = 144,226.56 × 42,850.90
  4. Step 4: Simplify right side
    96,139.96x = 6,180,237,899.90
  5. Step 5: Solve for x
    x = 6,180,237,899.90/96,139.96
  6. Step 6: Final answer
    x = 64,283.76

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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.