Home / 65,148.26-97,722.78-18,401.54

Finding the Fourth Proportional to 65,148.26, 97,722.78 and 18,401.54

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Solution

The fourth proportional to 65,148.26, 97,722.78 and 18,401.54 is: 27,602.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,148.26 : 97,722.78 = 18,401.54 : x
  2. Step 2: Convert to fraction form
    65,148.26/97,722.78 = 18,401.54/x
  3. Step 3: Cross multiply
    65,148.26x = 97,722.78 × 18,401.54
  4. Step 4: Simplify right side
    65,148.26x = 1,798,249,645.08
  5. Step 5: Solve for x
    x = 1,798,249,645.08/65,148.26
  6. Step 6: Final answer
    x = 27,602.42

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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.