Home / 52,452.78-78,588.04-47,313.33

Finding the Fourth Proportional to 52,452.78, 78,588.04 and 47,313.33

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Solution

The fourth proportional to 52,452.78, 78,588.04 and 47,313.33 is: 70,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452.78 : 78,588.04 = 47,313.33 : x
  2. Step 2: Convert to fraction form
    52,452.78/78,588.04 = 47,313.33/x
  3. Step 3: Cross multiply
    52,452.78x = 78,588.04 × 47,313.33
  4. Step 4: Simplify right side
    52,452.78x = 3,718,261,870.57
  5. Step 5: Solve for x
    x = 3,718,261,870.57/52,452.78
  6. Step 6: Final answer
    x = 70,887.79

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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.