Home / 52,453.60-78,619.38-29,980.02

Finding the Fourth Proportional to 52,453.60, 78,619.38 and 29,980.02

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Solution

The fourth proportional to 52,453.60, 78,619.38 and 29,980.02 is: 44,935.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,453.60 : 78,619.38 = 29,980.02 : x
  2. Step 2: Convert to fraction form
    52,453.60/78,619.38 = 29,980.02/x
  3. Step 3: Cross multiply
    52,453.60x = 78,619.38 × 29,980.02
  4. Step 4: Simplify right side
    52,453.60x = 2,357,010,584.79
  5. Step 5: Solve for x
    x = 2,357,010,584.79/52,453.60
  6. Step 6: Final answer
    x = 44,935.15

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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.