Home / 96,396.48-133,086.24-76,334.40

Finding the Fourth Proportional to 96,396.48, 133,086.24 and 76,334.40

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Solution

The fourth proportional to 96,396.48, 133,086.24 and 76,334.40 is: 105,388.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,396.48 : 133,086.24 = 76,334.40 : x
  2. Step 2: Convert to fraction form
    96,396.48/133,086.24 = 76,334.40/x
  3. Step 3: Cross multiply
    96,396.48x = 133,086.24 × 76,334.40
  4. Step 4: Simplify right side
    96,396.48x = 10,159,058,278.66
  5. Step 5: Solve for x
    x = 10,159,058,278.66/96,396.48
  6. Step 6: Final answer
    x = 105,388.27

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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.