Home / 125,104.82-187,636.08-35,126.90

Finding the Fourth Proportional to 125,104.82, 187,636.08 and 35,126.90

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Solution

The fourth proportional to 125,104.82, 187,636.08 and 35,126.90 is: 52,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,104.82 : 187,636.08 = 35,126.90 : x
  2. Step 2: Convert to fraction form
    125,104.82/187,636.08 = 35,126.90/x
  3. Step 3: Cross multiply
    125,104.82x = 187,636.08 × 35,126.90
  4. Step 4: Simplify right side
    125,104.82x = 6,591,072,880.37
  5. Step 5: Solve for x
    x = 6,591,072,880.37/125,104.82
  6. Step 6: Final answer
    x = 52,684.41

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1.5x scale

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.