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Finding the Fourth Proportional to 125,763.12, 188,671.14 and 37,009.17

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Solution

The fourth proportional to 125,763.12, 188,671.14 and 37,009.17 is: 55,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,763.12 : 188,671.14 = 37,009.17 : x
  2. Step 2: Convert to fraction form
    125,763.12/188,671.14 = 37,009.17/x
  3. Step 3: Cross multiply
    125,763.12x = 188,671.14 × 37,009.17
  4. Step 4: Simplify right side
    125,763.12x = 6,982,562,294.35
  5. Step 5: Solve for x
    x = 6,982,562,294.35/125,763.12
  6. Step 6: Final answer
    x = 55,521.54

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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.