Home / 63,855.20-88,114.20-36,998.72

Finding the Fourth Proportional to 63,855.20, 88,114.20 and 36,998.72

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Solution

The fourth proportional to 63,855.20, 88,114.20 and 36,998.72 is: 51,054.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,855.20 : 88,114.20 = 36,998.72 : x
  2. Step 2: Convert to fraction form
    63,855.20/88,114.20 = 36,998.72/x
  3. Step 3: Cross multiply
    63,855.20x = 88,114.20 × 36,998.72
  4. Step 4: Simplify right side
    63,855.20x = 3,260,112,613.82
  5. Step 5: Solve for x
    x = 3,260,112,613.82/63,855.20
  6. Step 6: Final answer
    x = 51,054.77

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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.