Home / 71,429.10-107,007.56-44,368.62

Finding the Fourth Proportional to 71,429.10, 107,007.56 and 44,368.62

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Solution

The fourth proportional to 71,429.10, 107,007.56 and 44,368.62 is: 66,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,429.10 : 107,007.56 = 44,368.62 : x
  2. Step 2: Convert to fraction form
    71,429.10/107,007.56 = 44,368.62/x
  3. Step 3: Cross multiply
    71,429.10x = 107,007.56 × 44,368.62
  4. Step 4: Simplify right side
    71,429.10x = 4,747,777,766.77
  5. Step 5: Solve for x
    x = 4,747,777,766.77/71,429.10
  6. Step 6: Final answer
    x = 66,468.40

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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.