Home / 52,358.09-78,522.96-35,715.02

Finding the Fourth Proportional to 52,358.09, 78,522.96 and 35,715.02

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Solution

The fourth proportional to 52,358.09, 78,522.96 and 35,715.02 is: 53,562.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,358.09 : 78,522.96 = 35,715.02 : x
  2. Step 2: Convert to fraction form
    52,358.09/78,522.96 = 35,715.02/x
  3. Step 3: Cross multiply
    52,358.09x = 78,522.96 × 35,715.02
  4. Step 4: Simplify right side
    52,358.09x = 2,804,449,086.86
  5. Step 5: Solve for x
    x = 2,804,449,086.86/52,358.09
  6. Step 6: Final answer
    x = 53,562.86

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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.