Home / 137,755.08-206,028.90-127,667.34

Finding the Fourth Proportional to 137,755.08, 206,028.90 and 127,667.34

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Solution

The fourth proportional to 137,755.08, 206,028.90 and 127,667.34 is: 190,941.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,755.08 : 206,028.90 = 127,667.34 : x
  2. Step 2: Convert to fraction form
    137,755.08/206,028.90 = 127,667.34/x
  3. Step 3: Cross multiply
    137,755.08x = 206,028.90 × 127,667.34
  4. Step 4: Simplify right side
    137,755.08x = 26,303,161,626.13
  5. Step 5: Solve for x
    x = 26,303,161,626.13/137,755.08
  6. Step 6: Final answer
    x = 190,941.50

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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.