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Finding the Fourth Proportional to 79,106.64, 118,679.00 and 32,359.65

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Solution

The fourth proportional to 79,106.64, 118,679.00 and 32,359.65 is: 48,547.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,106.64 : 118,679.00 = 32,359.65 : x
  2. Step 2: Convert to fraction form
    79,106.64/118,679.00 = 32,359.65/x
  3. Step 3: Cross multiply
    79,106.64x = 118,679.00 × 32,359.65
  4. Step 4: Simplify right side
    79,106.64x = 3,840,410,740.55
  5. Step 5: Solve for x
    x = 3,840,410,740.55/79,106.64
  6. Step 6: Final answer
    x = 48,547.26

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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.