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Finding the Fourth Proportional to 63,913.40, 95,870.10 and 32,809.40

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Solution

The fourth proportional to 63,913.40, 95,870.10 and 32,809.40 is: 49,214.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,913.40 : 95,870.10 = 32,809.40 : x
  2. Step 2: Convert to fraction form
    63,913.40/95,870.10 = 32,809.40/x
  3. Step 3: Cross multiply
    63,913.40x = 95,870.10 × 32,809.40
  4. Step 4: Simplify right side
    63,913.40x = 3,145,440,458.94
  5. Step 5: Solve for x
    x = 3,145,440,458.94/63,913.40
  6. Step 6: Final answer
    x = 49,214.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.