Home / 66,114.48-99,002.40-36,499.44

Finding the Fourth Proportional to 66,114.48, 99,002.40 and 36,499.44

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Solution

The fourth proportional to 66,114.48, 99,002.40 and 36,499.44 is: 54,655.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,114.48 : 99,002.40 = 36,499.44 : x
  2. Step 2: Convert to fraction form
    66,114.48/99,002.40 = 36,499.44/x
  3. Step 3: Cross multiply
    66,114.48x = 99,002.40 × 36,499.44
  4. Step 4: Simplify right side
    66,114.48x = 3,613,532,158.66
  5. Step 5: Solve for x
    x = 3,613,532,158.66/66,114.48
  6. Step 6: Final answer
    x = 54,655.68

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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.