Home / 125,356.77-188,041.23-41,109.48

Finding the Fourth Proportional to 125,356.77, 188,041.23 and 41,109.48

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Solution

The fourth proportional to 125,356.77, 188,041.23 and 41,109.48 is: 61,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,356.77 : 188,041.23 = 41,109.48 : x
  2. Step 2: Convert to fraction form
    125,356.77/188,041.23 = 41,109.48/x
  3. Step 3: Cross multiply
    125,356.77x = 188,041.23 × 41,109.48
  4. Step 4: Simplify right side
    125,356.77x = 7,730,277,183.86
  5. Step 5: Solve for x
    x = 7,730,277,183.86/125,356.77
  6. Step 6: Final answer
    x = 61,666.21

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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.