Home / 65,199.04-97,845.20-27,785.28

Finding the Fourth Proportional to 65,199.04, 97,845.20 and 27,785.28

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Solution

The fourth proportional to 65,199.04, 97,845.20 and 27,785.28 is: 41,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,199.04 : 97,845.20 = 27,785.28 : x
  2. Step 2: Convert to fraction form
    65,199.04/97,845.20 = 27,785.28/x
  3. Step 3: Cross multiply
    65,199.04x = 97,845.20 × 27,785.28
  4. Step 4: Simplify right side
    65,199.04x = 2,718,656,278.66
  5. Step 5: Solve for x
    x = 2,718,656,278.66/65,199.04
  6. Step 6: Final answer
    x = 41,697.80

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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.