Home / 131,235.78-196,832.61-46,980.30

Finding the Fourth Proportional to 131,235.78, 196,832.61 and 46,980.30

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Solution

The fourth proportional to 131,235.78, 196,832.61 and 46,980.30 is: 70,462.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,235.78 : 196,832.61 = 46,980.30 : x
  2. Step 2: Convert to fraction form
    131,235.78/196,832.61 = 46,980.30/x
  3. Step 3: Cross multiply
    131,235.78x = 196,832.61 × 46,980.30
  4. Step 4: Simplify right side
    131,235.78x = 9,247,255,067.58
  5. Step 5: Solve for x
    x = 9,247,255,067.58/131,235.78
  6. Step 6: Final answer
    x = 70,462.91

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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.