Home / 148,224.15-204,667.26-136,889.49

Finding the Fourth Proportional to 148,224.15, 204,667.26 and 136,889.49

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Solution

The fourth proportional to 148,224.15, 204,667.26 and 136,889.49 is: 189,016.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,224.15 : 204,667.26 = 136,889.49 : x
  2. Step 2: Convert to fraction form
    148,224.15/204,667.26 = 136,889.49/x
  3. Step 3: Cross multiply
    148,224.15x = 204,667.26 × 136,889.49
  4. Step 4: Simplify right side
    148,224.15x = 28,016,796,841.10
  5. Step 5: Solve for x
    x = 28,016,796,841.10/148,224.15
  6. Step 6: Final answer
    x = 189,016.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.