Home / 96,883.81-133,712.19-54,442.35

Finding the Fourth Proportional to 96,883.81, 133,712.19 and 54,442.35

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Solution

The fourth proportional to 96,883.81, 133,712.19 and 54,442.35 is: 75,137.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,883.81 : 133,712.19 = 54,442.35 : x
  2. Step 2: Convert to fraction form
    96,883.81/133,712.19 = 54,442.35/x
  3. Step 3: Cross multiply
    96,883.81x = 133,712.19 × 54,442.35
  4. Step 4: Simplify right side
    96,883.81x = 7,279,605,847.25
  5. Step 5: Solve for x
    x = 7,279,605,847.25/96,883.81
  6. Step 6: Final answer
    x = 75,137.49

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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.