Home / 96,658.13-133,389.24-54,215.75

Finding the Fourth Proportional to 96,658.13, 133,389.24 and 54,215.75

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Solution

The fourth proportional to 96,658.13, 133,389.24 and 54,215.75 is: 74,818.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,658.13 : 133,389.24 = 54,215.75 : x
  2. Step 2: Convert to fraction form
    96,658.13/133,389.24 = 54,215.75/x
  3. Step 3: Cross multiply
    96,658.13x = 133,389.24 × 54,215.75
  4. Step 4: Simplify right side
    96,658.13x = 7,231,797,688.53
  5. Step 5: Solve for x
    x = 7,231,797,688.53/96,658.13
  6. Step 6: Final answer
    x = 74,818.31

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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.