Home / 125,992.28-188,987.20-37,247.46

Finding the Fourth Proportional to 125,992.28, 188,987.20 and 37,247.46

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Solution

The fourth proportional to 125,992.28, 188,987.20 and 37,247.46 is: 55,870.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,992.28 : 188,987.20 = 37,247.46 : x
  2. Step 2: Convert to fraction form
    125,992.28/188,987.20 = 37,247.46/x
  3. Step 3: Cross multiply
    125,992.28x = 188,987.20 × 37,247.46
  4. Step 4: Simplify right side
    125,992.28x = 7,039,293,172.51
  5. Step 5: Solve for x
    x = 7,039,293,172.51/125,992.28
  6. Step 6: Final answer
    x = 55,870.83

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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.