Home / 74,354.22-111,531.51-52,266.33

Finding the Fourth Proportional to 74,354.22, 111,531.51 and 52,266.33

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Solution

The fourth proportional to 74,354.22, 111,531.51 and 52,266.33 is: 78,399.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,354.22 : 111,531.51 = 52,266.33 : x
  2. Step 2: Convert to fraction form
    74,354.22/111,531.51 = 52,266.33/x
  3. Step 3: Cross multiply
    74,354.22x = 111,531.51 × 52,266.33
  4. Step 4: Simplify right side
    74,354.22x = 5,829,342,707.06
  5. Step 5: Solve for x
    x = 5,829,342,707.06/74,354.22
  6. Step 6: Final answer
    x = 78,399.62

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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.