Home / 125,497.26-188,196.69-45,516.18

Finding the Fourth Proportional to 125,497.26, 188,196.69 and 45,516.18

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Solution

The fourth proportional to 125,497.26, 188,196.69 and 45,516.18 is: 68,256.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,497.26 : 188,196.69 = 45,516.18 : x
  2. Step 2: Convert to fraction form
    125,497.26/188,196.69 = 45,516.18/x
  3. Step 3: Cross multiply
    125,497.26x = 188,196.69 × 45,516.18
  4. Step 4: Simplify right side
    125,497.26x = 8,565,994,417.44
  5. Step 5: Solve for x
    x = 8,565,994,417.44/125,497.26
  6. Step 6: Final answer
    x = 68,256.43

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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.