Home / 65,046.09-89,761.32-36,751.17

Finding the Fourth Proportional to 65,046.09, 89,761.32 and 36,751.17

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Solution

The fourth proportional to 65,046.09, 89,761.32 and 36,751.17 is: 50,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,046.09 : 89,761.32 = 36,751.17 : x
  2. Step 2: Convert to fraction form
    65,046.09/89,761.32 = 36,751.17/x
  3. Step 3: Cross multiply
    65,046.09x = 89,761.32 × 36,751.17
  4. Step 4: Simplify right side
    65,046.09x = 3,298,833,530.74
  5. Step 5: Solve for x
    x = 3,298,833,530.74/65,046.09
  6. Step 6: Final answer
    x = 50,715.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.