Home / 79,772.09-119,693.48-41,812.34

Finding the Fourth Proportional to 79,772.09, 119,693.48 and 41,812.34

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Solution

The fourth proportional to 79,772.09, 119,693.48 and 41,812.34 is: 62,737.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,772.09 : 119,693.48 = 41,812.34 : x
  2. Step 2: Convert to fraction form
    79,772.09/119,693.48 = 41,812.34/x
  3. Step 3: Cross multiply
    79,772.09x = 119,693.48 × 41,812.34
  4. Step 4: Simplify right side
    79,772.09x = 5,004,664,650.11
  5. Step 5: Solve for x
    x = 5,004,664,650.11/79,772.09
  6. Step 6: Final answer
    x = 62,737.03

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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.