Home / 125,905.77-188,858.70-41,643.33

Finding the Fourth Proportional to 125,905.77, 188,858.70 and 41,643.33

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Solution

The fourth proportional to 125,905.77, 188,858.70 and 41,643.33 is: 62,465.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,905.77 : 188,858.70 = 41,643.33 : x
  2. Step 2: Convert to fraction form
    125,905.77/188,858.70 = 41,643.33/x
  3. Step 3: Cross multiply
    125,905.77x = 188,858.70 × 41,643.33
  4. Step 4: Simplify right side
    125,905.77x = 7,864,705,167.47
  5. Step 5: Solve for x
    x = 7,864,705,167.47/125,905.77
  6. Step 6: Final answer
    x = 62,465.01

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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.