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Finding the Fourth Proportional to 63,473.72, 87,590.58 and 35,179.16

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Solution

The fourth proportional to 63,473.72, 87,590.58 and 35,179.16 is: 48,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,473.72 : 87,590.58 = 35,179.16 : x
  2. Step 2: Convert to fraction form
    63,473.72/87,590.58 = 35,179.16/x
  3. Step 3: Cross multiply
    63,473.72x = 87,590.58 × 35,179.16
  4. Step 4: Simplify right side
    63,473.72x = 3,081,363,028.31
  5. Step 5: Solve for x
    x = 3,081,363,028.31/63,473.72
  6. Step 6: Final answer
    x = 48,545.49

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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.