Home / 88,127.22-121,615.44-47,841

Finding the Fourth Proportional to 88,127.22, 121,615.44 and 47,841

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Solution

The fourth proportional to 88,127.22, 121,615.44 and 47,841 is: 66,020.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,127.22 : 121,615.44 = 47,841 : x
  2. Step 2: Convert to fraction form
    88,127.22/121,615.44 = 47,841/x
  3. Step 3: Cross multiply
    88,127.22x = 121,615.44 × 47,841
  4. Step 4: Simplify right side
    88,127.22x = 5,818,204,265.04
  5. Step 5: Solve for x
    x = 5,818,204,265.04/88,127.22
  6. Step 6: Final answer
    x = 66,020.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.