Home / 125,875.20-188,767.82-41,619.81

Finding the Fourth Proportional to 125,875.20, 188,767.82 and 41,619.81

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Solution

The fourth proportional to 125,875.20, 188,767.82 and 41,619.81 is: 62,414.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,875.20 : 188,767.82 = 41,619.81 : x
  2. Step 2: Convert to fraction form
    125,875.20/188,767.82 = 41,619.81/x
  3. Step 3: Cross multiply
    125,875.20x = 188,767.82 × 41,619.81
  4. Step 4: Simplify right side
    125,875.20x = 7,856,480,802.51
  5. Step 5: Solve for x
    x = 7,856,480,802.51/125,875.20
  6. Step 6: Final answer
    x = 62,414.84

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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.