Home / 72,913.26-109,122.96-44,851.16

Finding the Fourth Proportional to 72,913.26, 109,122.96 and 44,851.16

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Solution

The fourth proportional to 72,913.26, 109,122.96 and 44,851.16 is: 67,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,913.26 : 109,122.96 = 44,851.16 : x
  2. Step 2: Convert to fraction form
    72,913.26/109,122.96 = 44,851.16/x
  3. Step 3: Cross multiply
    72,913.26x = 109,122.96 × 44,851.16
  4. Step 4: Simplify right side
    72,913.26x = 4,894,291,338.63
  5. Step 5: Solve for x
    x = 4,894,291,338.63/72,913.26
  6. Step 6: Final answer
    x = 67,124.85

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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.