Home / 116,991.36-175,486.86-38,105.46

Finding the Fourth Proportional to 116,991.36, 175,486.86 and 38,105.46

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Solution

The fourth proportional to 116,991.36, 175,486.86 and 38,105.46 is: 57,158.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,991.36 : 175,486.86 = 38,105.46 : x
  2. Step 2: Convert to fraction form
    116,991.36/175,486.86 = 38,105.46/x
  3. Step 3: Cross multiply
    116,991.36x = 175,486.86 × 38,105.46
  4. Step 4: Simplify right side
    116,991.36x = 6,687,007,524.26
  5. Step 5: Solve for x
    x = 6,687,007,524.26/116,991.36
  6. Step 6: Final answer
    x = 57,158.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.