Home / 247,015.10-340,881.07-133,837.85

Finding the Fourth Proportional to 247,015.10, 340,881.07 and 133,837.85

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Solution

The fourth proportional to 247,015.10, 340,881.07 and 133,837.85 is: 184,696.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,015.10 : 340,881.07 = 133,837.85 : x
  2. Step 2: Convert to fraction form
    247,015.10/340,881.07 = 133,837.85/x
  3. Step 3: Cross multiply
    247,015.10x = 340,881.07 × 133,837.85
  4. Step 4: Simplify right side
    247,015.10x = 45,622,790,032.11
  5. Step 5: Solve for x
    x = 45,622,790,032.11/247,015.10
  6. Step 6: Final answer
    x = 184,696.36

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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.