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Finding the Fourth Proportional to 79,043.40, 118,564.46 and 32,263.46

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Solution

The fourth proportional to 79,043.40, 118,564.46 and 32,263.46 is: 48,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,043.40 : 118,564.46 = 32,263.46 : x
  2. Step 2: Convert to fraction form
    79,043.40/118,564.46 = 32,263.46/x
  3. Step 3: Cross multiply
    79,043.40x = 118,564.46 × 32,263.46
  4. Step 4: Simplify right side
    79,043.40x = 3,825,299,712.63
  5. Step 5: Solve for x
    x = 3,825,299,712.63/79,043.40
  6. Step 6: Final answer
    x = 48,394.93

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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.