Home / 52,359.32-78,554.46-30,188.60

Finding the Fourth Proportional to 52,359.32, 78,554.46 and 30,188.60

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Solution

The fourth proportional to 52,359.32, 78,554.46 and 30,188.60 is: 45,291.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,359.32 : 78,554.46 = 30,188.60 : x
  2. Step 2: Convert to fraction form
    52,359.32/78,554.46 = 30,188.60/x
  3. Step 3: Cross multiply
    52,359.32x = 78,554.46 × 30,188.60
  4. Step 4: Simplify right side
    52,359.32x = 2,371,449,171.16
  5. Step 5: Solve for x
    x = 2,371,449,171.16/52,359.32
  6. Step 6: Final answer
    x = 45,291.83

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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.