Home / 112,260.97-154,921.60-66,322.13

Finding the Fourth Proportional to 112,260.97, 154,921.60 and 66,322.13

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Solution

The fourth proportional to 112,260.97, 154,921.60 and 66,322.13 is: 91,525.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,260.97 : 154,921.60 = 66,322.13 : x
  2. Step 2: Convert to fraction form
    112,260.97/154,921.60 = 66,322.13/x
  3. Step 3: Cross multiply
    112,260.97x = 154,921.60 × 66,322.13
  4. Step 4: Simplify right side
    112,260.97x = 10,274,729,430.24
  5. Step 5: Solve for x
    x = 10,274,729,430.24/112,260.97
  6. Step 6: Final answer
    x = 91,525.39

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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.