Home / 64,934.34-97,405.22-18,190.86

Finding the Fourth Proportional to 64,934.34, 97,405.22 and 18,190.86

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Solution

The fourth proportional to 64,934.34, 97,405.22 and 18,190.86 is: 27,287.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,934.34 : 97,405.22 = 18,190.86 : x
  2. Step 2: Convert to fraction form
    64,934.34/97,405.22 = 18,190.86/x
  3. Step 3: Cross multiply
    64,934.34x = 97,405.22 × 18,190.86
  4. Step 4: Simplify right side
    64,934.34x = 1,771,884,629.33
  5. Step 5: Solve for x
    x = 1,771,884,629.33/64,934.34
  6. Step 6: Final answer
    x = 27,287.33

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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.