Home / 65,014.29-89,718.66-36,334.35

Finding the Fourth Proportional to 65,014.29, 89,718.66 and 36,334.35

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Solution

The fourth proportional to 65,014.29, 89,718.66 and 36,334.35 is: 50,140.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,014.29 : 89,718.66 = 36,334.35 : x
  2. Step 2: Convert to fraction form
    65,014.29/89,718.66 = 36,334.35/x
  3. Step 3: Cross multiply
    65,014.29x = 89,718.66 × 36,334.35
  4. Step 4: Simplify right side
    65,014.29x = 3,259,869,193.97
  5. Step 5: Solve for x
    x = 3,259,869,193.97/65,014.29
  6. Step 6: Final answer
    x = 50,140.81

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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.