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Finding the Fourth Proportional to 63,656.86, 87,847.96 and 34,976.24

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Solution

The fourth proportional to 63,656.86, 87,847.96 and 34,976.24 is: 48,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,656.86 : 87,847.96 = 34,976.24 : x
  2. Step 2: Convert to fraction form
    63,656.86/87,847.96 = 34,976.24/x
  3. Step 3: Cross multiply
    63,656.86x = 87,847.96 × 34,976.24
  4. Step 4: Simplify right side
    63,656.86x = 3,072,591,332.47
  5. Step 5: Solve for x
    x = 3,072,591,332.47/63,656.86
  6. Step 6: Final answer
    x = 48,268.03

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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.