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Finding the Fourth Proportional to 125,701.84, 188,580.57 and 41,488.03

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Solution

The fourth proportional to 125,701.84, 188,580.57 and 41,488.03 is: 62,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,701.84 : 188,580.57 = 41,488.03 : x
  2. Step 2: Convert to fraction form
    125,701.84/188,580.57 = 41,488.03/x
  3. Step 3: Cross multiply
    125,701.84x = 188,580.57 × 41,488.03
  4. Step 4: Simplify right side
    125,701.84x = 7,823,836,345.58
  5. Step 5: Solve for x
    x = 7,823,836,345.58/125,701.84
  6. Step 6: Final answer
    x = 62,241.22

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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.