Home / 84,053.48-115,993.22-45,812.92

Finding the Fourth Proportional to 84,053.48, 115,993.22 and 45,812.92

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Solution

The fourth proportional to 84,053.48, 115,993.22 and 45,812.92 is: 63,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,053.48 : 115,993.22 = 45,812.92 : x
  2. Step 2: Convert to fraction form
    84,053.48/115,993.22 = 45,812.92/x
  3. Step 3: Cross multiply
    84,053.48x = 115,993.22 × 45,812.92
  4. Step 4: Simplify right side
    84,053.48x = 5,313,988,108.40
  5. Step 5: Solve for x
    x = 5,313,988,108.40/84,053.48
  6. Step 6: Final answer
    x = 63,221.51

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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.