Home / 113,754.58-170,493.51-80,484.23

Finding the Fourth Proportional to 113,754.58, 170,493.51 and 80,484.23

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Solution

The fourth proportional to 113,754.58, 170,493.51 and 80,484.23 is: 120,628.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,754.58 : 170,493.51 = 80,484.23 : x
  2. Step 2: Convert to fraction form
    113,754.58/170,493.51 = 80,484.23/x
  3. Step 3: Cross multiply
    113,754.58x = 170,493.51 × 80,484.23
  4. Step 4: Simplify right side
    113,754.58x = 13,722,039,147.67
  5. Step 5: Solve for x
    x = 13,722,039,147.67/113,754.58
  6. Step 6: Final answer
    x = 120,628.46

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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.