Home / 110,813.52-166,968.29-91,524.18

Finding the Fourth Proportional to 110,813.52, 166,968.29 and 91,524.18

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Solution

The fourth proportional to 110,813.52, 166,968.29 and 91,524.18 is: 137,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,813.52 : 166,968.29 = 91,524.18 : x
  2. Step 2: Convert to fraction form
    110,813.52/166,968.29 = 91,524.18/x
  3. Step 3: Cross multiply
    110,813.52x = 166,968.29 × 91,524.18
  4. Step 4: Simplify right side
    110,813.52x = 15,281,635,370.63
  5. Step 5: Solve for x
    x = 15,281,635,370.63/110,813.52
  6. Step 6: Final answer
    x = 137,904.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.