Home / 96,883.02-133,698.60-54,441.72

Finding the Fourth Proportional to 96,883.02, 133,698.60 and 54,441.72

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Solution

The fourth proportional to 96,883.02, 133,698.60 and 54,441.72 is: 75,129.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,883.02 : 133,698.60 = 54,441.72 : x
  2. Step 2: Convert to fraction form
    96,883.02/133,698.60 = 54,441.72/x
  3. Step 3: Cross multiply
    96,883.02x = 133,698.60 × 54,441.72
  4. Step 4: Simplify right side
    96,883.02x = 7,278,781,745.59
  5. Step 5: Solve for x
    x = 7,278,781,745.59/96,883.02
  6. Step 6: Final answer
    x = 75,129.59

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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.