Home / 88,083.59-121,554.54-47,797.16

Finding the Fourth Proportional to 88,083.59, 121,554.54 and 47,797.16

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Solution

The fourth proportional to 88,083.59, 121,554.54 and 47,797.16 is: 65,959.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,083.59 : 121,554.54 = 47,797.16 : x
  2. Step 2: Convert to fraction form
    88,083.59/121,554.54 = 47,797.16/x
  3. Step 3: Cross multiply
    88,083.59x = 121,554.54 × 47,797.16
  4. Step 4: Simplify right side
    88,083.59x = 5,809,961,189.33
  5. Step 5: Solve for x
    x = 5,809,961,189.33/88,083.59
  6. Step 6: Final answer
    x = 65,959.64

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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.