Home / 88,254.72-121,792.26-47,968.49

Finding the Fourth Proportional to 88,254.72, 121,792.26 and 47,968.49

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Solution

The fourth proportional to 88,254.72, 121,792.26 and 47,968.49 is: 66,196.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,254.72 : 121,792.26 = 47,968.49 : x
  2. Step 2: Convert to fraction form
    88,254.72/121,792.26 = 47,968.49/x
  3. Step 3: Cross multiply
    88,254.72x = 121,792.26 × 47,968.49
  4. Step 4: Simplify right side
    88,254.72x = 5,842,190,196.93
  5. Step 5: Solve for x
    x = 5,842,190,196.93/88,254.72
  6. Step 6: Final answer
    x = 66,196.91

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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.