Home / 96,554.79-133,238.28-54,105.12

Finding the Fourth Proportional to 96,554.79, 133,238.28 and 54,105.12

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Solution

The fourth proportional to 96,554.79, 133,238.28 and 54,105.12 is: 74,660.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,554.79 : 133,238.28 = 54,105.12 : x
  2. Step 2: Convert to fraction form
    96,554.79/133,238.28 = 54,105.12/x
  3. Step 3: Cross multiply
    96,554.79x = 133,238.28 × 54,105.12
  4. Step 4: Simplify right side
    96,554.79x = 7,208,873,127.99
  5. Step 5: Solve for x
    x = 7,208,873,127.99/96,554.79
  6. Step 6: Final answer
    x = 74,660.96

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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.