Home / 52,528.28-78,807-29,171.12

Finding the Fourth Proportional to 52,528.28, 78,807 and 29,171.12

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Solution

The fourth proportional to 52,528.28, 78,807 and 29,171.12 is: 43,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,528.28 : 78,807 = 29,171.12 : x
  2. Step 2: Convert to fraction form
    52,528.28/78,807 = 29,171.12/x
  3. Step 3: Cross multiply
    52,528.28x = 78,807 × 29,171.12
  4. Step 4: Simplify right side
    52,528.28x = 2,298,888,453.84
  5. Step 5: Solve for x
    x = 2,298,888,453.84/52,528.28
  6. Step 6: Final answer
    x = 43,764.78

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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.