Home / 64,939.60-97,410.36-18,189.52

Finding the Fourth Proportional to 64,939.60, 97,410.36 and 18,189.52

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Solution

The fourth proportional to 64,939.60, 97,410.36 and 18,189.52 is: 27,284.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,939.60 : 97,410.36 = 18,189.52 : x
  2. Step 2: Convert to fraction form
    64,939.60/97,410.36 = 18,189.52/x
  3. Step 3: Cross multiply
    64,939.60x = 97,410.36 × 18,189.52
  4. Step 4: Simplify right side
    64,939.60x = 1,771,847,691.43
  5. Step 5: Solve for x
    x = 1,771,847,691.43/64,939.60
  6. Step 6: Final answer
    x = 27,284.55

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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.