Home / 96,742.18-144,965.32-40,551.66

Finding the Fourth Proportional to 96,742.18, 144,965.32 and 40,551.66

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Solution

The fourth proportional to 96,742.18, 144,965.32 and 40,551.66 is: 60,765.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,742.18 : 144,965.32 = 40,551.66 : x
  2. Step 2: Convert to fraction form
    96,742.18/144,965.32 = 40,551.66/x
  3. Step 3: Cross multiply
    96,742.18x = 144,965.32 × 40,551.66
  4. Step 4: Simplify right side
    96,742.18x = 5,878,584,368.43
  5. Step 5: Solve for x
    x = 5,878,584,368.43/96,742.18
  6. Step 6: Final answer
    x = 60,765.47

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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.