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Finding the Fourth Proportional to 79,079.64, 118,619.54 and 32,332.52

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Solution

The fourth proportional to 79,079.64, 118,619.54 and 32,332.52 is: 48,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,079.64 : 118,619.54 = 32,332.52 : x
  2. Step 2: Convert to fraction form
    79,079.64/118,619.54 = 32,332.52/x
  3. Step 3: Cross multiply
    79,079.64x = 118,619.54 × 32,332.52
  4. Step 4: Simplify right side
    79,079.64x = 3,835,267,894.68
  5. Step 5: Solve for x
    x = 3,835,267,894.68/79,079.64
  6. Step 6: Final answer
    x = 48,498.80

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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.