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Finding the Fourth Proportional to 79,043.77, 118,606.56 and 34,701.67

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Solution

The fourth proportional to 79,043.77, 118,606.56 and 34,701.67 is: 52,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,043.77 : 118,606.56 = 34,701.67 : x
  2. Step 2: Convert to fraction form
    79,043.77/118,606.56 = 34,701.67/x
  3. Step 3: Cross multiply
    79,043.77x = 118,606.56 × 34,701.67
  4. Step 4: Simplify right side
    79,043.77x = 4,115,845,704.96
  5. Step 5: Solve for x
    x = 4,115,845,704.96/79,043.77
  6. Step 6: Final answer
    x = 52,070.46

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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.