Home / 96,904.14-133,728.21-54,462.30

Finding the Fourth Proportional to 96,904.14, 133,728.21 and 54,462.30

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Solution

The fourth proportional to 96,904.14, 133,728.21 and 54,462.30 is: 75,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,904.14 : 133,728.21 = 54,462.30 : x
  2. Step 2: Convert to fraction form
    96,904.14/133,728.21 = 54,462.30/x
  3. Step 3: Cross multiply
    96,904.14x = 133,728.21 × 54,462.30
  4. Step 4: Simplify right side
    96,904.14x = 7,283,145,891.48
  5. Step 5: Solve for x
    x = 7,283,145,891.48/96,904.14
  6. Step 6: Final answer
    x = 75,158.25

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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.