Home / 84,076.03-125,851.60-60,343.45

Finding the Fourth Proportional to 84,076.03, 125,851.60 and 60,343.45

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Solution

The fourth proportional to 84,076.03, 125,851.60 and 60,343.45 is: 90,326.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,076.03 : 125,851.60 = 60,343.45 : x
  2. Step 2: Convert to fraction form
    84,076.03/125,851.60 = 60,343.45/x
  3. Step 3: Cross multiply
    84,076.03x = 125,851.60 × 60,343.45
  4. Step 4: Simplify right side
    84,076.03x = 7,594,319,732.02
  5. Step 5: Solve for x
    x = 7,594,319,732.02/84,076.03
  6. Step 6: Final answer
    x = 90,326.81

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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.