Home / 65,827.40-98,546.70-43,665.80

Finding the Fourth Proportional to 65,827.40, 98,546.70 and 43,665.80

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Solution

The fourth proportional to 65,827.40, 98,546.70 and 43,665.80 is: 65,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,827.40 : 98,546.70 = 43,665.80 : x
  2. Step 2: Convert to fraction form
    65,827.40/98,546.70 = 43,665.80/x
  3. Step 3: Cross multiply
    65,827.40x = 98,546.70 × 43,665.80
  4. Step 4: Simplify right side
    65,827.40x = 4,303,120,492.86
  5. Step 5: Solve for x
    x = 4,303,120,492.86/65,827.40
  6. Step 6: Final answer
    x = 65,369.75

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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.