Home / 125,719.05-188,617.94-41,538.35

Finding the Fourth Proportional to 125,719.05, 188,617.94 and 41,538.35

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Solution

The fourth proportional to 125,719.05, 188,617.94 and 41,538.35 is: 62,320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,719.05 : 188,617.94 = 41,538.35 : x
  2. Step 2: Convert to fraction form
    125,719.05/188,617.94 = 41,538.35/x
  3. Step 3: Cross multiply
    125,719.05x = 188,617.94 × 41,538.35
  4. Step 4: Simplify right side
    125,719.05x = 7,834,878,427.62
  5. Step 5: Solve for x
    x = 7,834,878,427.62/125,719.05
  6. Step 6: Final answer
    x = 62,320.53

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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.