Home / 96,814.13-133,610.31-54,372.69

Finding the Fourth Proportional to 96,814.13, 133,610.31 and 54,372.69

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Solution

The fourth proportional to 96,814.13, 133,610.31 and 54,372.69 is: 75,038.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,814.13 : 133,610.31 = 54,372.69 : x
  2. Step 2: Convert to fraction form
    96,814.13/133,610.31 = 54,372.69/x
  3. Step 3: Cross multiply
    96,814.13x = 133,610.31 × 54,372.69
  4. Step 4: Simplify right side
    96,814.13x = 7,264,751,966.43
  5. Step 5: Solve for x
    x = 7,264,751,966.43/96,814.13
  6. Step 6: Final answer
    x = 75,038.14

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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.