Home / 88,254.33-121,791.79-47,968.18

Finding the Fourth Proportional to 88,254.33, 121,791.79 and 47,968.18

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Solution

The fourth proportional to 88,254.33, 121,791.79 and 47,968.18 is: 66,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,254.33 : 121,791.79 = 47,968.18 : x
  2. Step 2: Convert to fraction form
    88,254.33/121,791.79 = 47,968.18/x
  3. Step 3: Cross multiply
    88,254.33x = 121,791.79 × 47,968.18
  4. Step 4: Simplify right side
    88,254.33x = 5,842,130,675.98
  5. Step 5: Solve for x
    x = 5,842,130,675.98/88,254.33
  6. Step 6: Final answer
    x = 66,196.54

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1.5x scale

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.