Home / 247,149.57-341,066.49-133,972.32

Finding the Fourth Proportional to 247,149.57, 341,066.49 and 133,972.32

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Solution

The fourth proportional to 247,149.57, 341,066.49 and 133,972.32 is: 184,881.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,149.57 : 341,066.49 = 133,972.32 : x
  2. Step 2: Convert to fraction form
    247,149.57/341,066.49 = 133,972.32/x
  3. Step 3: Cross multiply
    247,149.57x = 341,066.49 × 133,972.32
  4. Step 4: Simplify right side
    247,149.57x = 45,693,468,939.56
  5. Step 5: Solve for x
    x = 45,693,468,939.56/247,149.57
  6. Step 6: Final answer
    x = 184,881.85

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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.