Home / 125,875.42-188,768.15-41,620.03

Finding the Fourth Proportional to 125,875.42, 188,768.15 and 41,620.03

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Solution

The fourth proportional to 125,875.42, 188,768.15 and 41,620.03 is: 62,415.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,875.42 : 188,768.15 = 41,620.03 : x
  2. Step 2: Convert to fraction form
    125,875.42/188,768.15 = 41,620.03/x
  3. Step 3: Cross multiply
    125,875.42x = 188,768.15 × 41,620.03
  4. Step 4: Simplify right side
    125,875.42x = 7,856,535,776.21
  5. Step 5: Solve for x
    x = 7,856,535,776.21/125,875.42
  6. Step 6: Final answer
    x = 62,415.17

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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.