Home / 63,214.12-87,238.15-36,356.66

Finding the Fourth Proportional to 63,214.12, 87,238.15 and 36,356.66

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Solution

The fourth proportional to 63,214.12, 87,238.15 and 36,356.66 is: 50,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,214.12 : 87,238.15 = 36,356.66 : x
  2. Step 2: Convert to fraction form
    63,214.12/87,238.15 = 36,356.66/x
  3. Step 3: Cross multiply
    63,214.12x = 87,238.15 × 36,356.66
  4. Step 4: Simplify right side
    63,214.12x = 3,171,688,049.35
  5. Step 5: Solve for x
    x = 3,171,688,049.35/63,214.12
  6. Step 6: Final answer
    x = 50,173.73

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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.