Home / 47,109.87-70,625.93-34,629.39

Finding the Fourth Proportional to 47,109.87, 70,625.93 and 34,629.39

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Solution

The fourth proportional to 47,109.87, 70,625.93 and 34,629.39 is: 51,915.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,109.87 : 70,625.93 = 34,629.39 : x
  2. Step 2: Convert to fraction form
    47,109.87/70,625.93 = 34,629.39/x
  3. Step 3: Cross multiply
    47,109.87x = 70,625.93 × 34,629.39
  4. Step 4: Simplify right side
    47,109.87x = 2,445,732,700.94
  5. Step 5: Solve for x
    x = 2,445,732,700.94/47,109.87
  6. Step 6: Final answer
    x = 51,915.51

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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.