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Finding the Fourth Proportional to 63,306, 87,365.03 and 35,011.71

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Solution

The fourth proportional to 63,306, 87,365.03 and 35,011.71 is: 48,317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,306 : 87,365.03 = 35,011.71 : x
  2. Step 2: Convert to fraction form
    63,306/87,365.03 = 35,011.71/x
  3. Step 3: Cross multiply
    63,306x = 87,365.03 × 35,011.71
  4. Step 4: Simplify right side
    63,306x = 3,058,798,919.44
  5. Step 5: Solve for x
    x = 3,058,798,919.44/63,306
  6. Step 6: Final answer
    x = 48,317.68

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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.