Home / 94,145.96-129,921.91-51,125.51

Finding the Fourth Proportional to 94,145.96, 129,921.91 and 51,125.51

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Solution

The fourth proportional to 94,145.96, 129,921.91 and 51,125.51 is: 70,553.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,145.96 : 129,921.91 = 51,125.51 : x
  2. Step 2: Convert to fraction form
    94,145.96/129,921.91 = 51,125.51/x
  3. Step 3: Cross multiply
    94,145.96x = 129,921.91 × 51,125.51
  4. Step 4: Simplify right side
    94,145.96x = 6,642,324,105.92
  5. Step 5: Solve for x
    x = 6,642,324,105.92/94,145.96
  6. Step 6: Final answer
    x = 70,553.47

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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.