Home / 64,825.50-97,254.65-18,078.38

Finding the Fourth Proportional to 64,825.50, 97,254.65 and 18,078.38

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Solution

The fourth proportional to 64,825.50, 97,254.65 and 18,078.38 is: 27,122.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,825.50 : 97,254.65 = 18,078.38 : x
  2. Step 2: Convert to fraction form
    64,825.50/97,254.65 = 18,078.38/x
  3. Step 3: Cross multiply
    64,825.50x = 97,254.65 × 18,078.38
  4. Step 4: Simplify right side
    64,825.50x = 1,758,206,078.39
  5. Step 5: Solve for x
    x = 1,758,206,078.39/64,825.50
  6. Step 6: Final answer
    x = 27,122.14

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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.