Home / 63,119.13-94,683.96-18,140.64

Finding the Fourth Proportional to 63,119.13, 94,683.96 and 18,140.64

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Solution

The fourth proportional to 63,119.13, 94,683.96 and 18,140.64 is: 27,212.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,119.13 : 94,683.96 = 18,140.64 : x
  2. Step 2: Convert to fraction form
    63,119.13/94,683.96 = 18,140.64/x
  3. Step 3: Cross multiply
    63,119.13x = 94,683.96 × 18,140.64
  4. Step 4: Simplify right side
    63,119.13x = 1,717,627,632.13
  5. Step 5: Solve for x
    x = 1,717,627,632.13/63,119.13
  6. Step 6: Final answer
    x = 27,212.47

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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.