Home / 125,698.49-188,507.24-41,439.05

Finding the Fourth Proportional to 125,698.49, 188,507.24 and 41,439.05

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Solution

The fourth proportional to 125,698.49, 188,507.24 and 41,439.05 is: 62,145.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,698.49 : 188,507.24 = 41,439.05 : x
  2. Step 2: Convert to fraction form
    125,698.49/188,507.24 = 41,439.05/x
  3. Step 3: Cross multiply
    125,698.49x = 188,507.24 × 41,439.05
  4. Step 4: Simplify right side
    125,698.49x = 7,811,561,363.19
  5. Step 5: Solve for x
    x = 7,811,561,363.19/125,698.49
  6. Step 6: Final answer
    x = 62,145.23

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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.