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Finding the Fourth Proportional to 63,607.74, 87,794.64 and 36,765.84

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Solution

The fourth proportional to 63,607.74, 87,794.64 and 36,765.84 is: 50,746.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,607.74 : 87,794.64 = 36,765.84 : x
  2. Step 2: Convert to fraction form
    63,607.74/87,794.64 = 36,765.84/x
  3. Step 3: Cross multiply
    63,607.74x = 87,794.64 × 36,765.84
  4. Step 4: Simplify right side
    63,607.74x = 3,227,843,687.10
  5. Step 5: Solve for x
    x = 3,227,843,687.10/63,607.74
  6. Step 6: Final answer
    x = 50,746.08

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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.