Home / 63,187.32-87,198.48-36,335.10

Finding the Fourth Proportional to 63,187.32, 87,198.48 and 36,335.10

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Solution

The fourth proportional to 63,187.32, 87,198.48 and 36,335.10 is: 50,142.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,187.32 : 87,198.48 = 36,335.10 : x
  2. Step 2: Convert to fraction form
    63,187.32/87,198.48 = 36,335.10/x
  3. Step 3: Cross multiply
    63,187.32x = 87,198.48 × 36,335.10
  4. Step 4: Simplify right side
    63,187.32x = 3,168,365,490.65
  5. Step 5: Solve for x
    x = 3,168,365,490.65/63,187.32
  6. Step 6: Final answer
    x = 50,142.43

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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.