Home / 78,265.50-108,006.39-44,732.22

Finding the Fourth Proportional to 78,265.50, 108,006.39 and 44,732.22

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Solution

The fourth proportional to 78,265.50, 108,006.39 and 44,732.22 is: 61,730.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,265.50 : 108,006.39 = 44,732.22 : x
  2. Step 2: Convert to fraction form
    78,265.50/108,006.39 = 44,732.22/x
  3. Step 3: Cross multiply
    78,265.50x = 108,006.39 × 44,732.22
  4. Step 4: Simplify right side
    78,265.50x = 4,831,365,598.89
  5. Step 5: Solve for x
    x = 4,831,365,598.89/78,265.50
  6. Step 6: Final answer
    x = 61,730.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.