Home / 61,317.12-91,944.96-19,752.96

Finding the Fourth Proportional to 61,317.12, 91,944.96 and 19,752.96

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Solution

The fourth proportional to 61,317.12, 91,944.96 and 19,752.96 is: 29,619.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,317.12 : 91,944.96 = 19,752.96 : x
  2. Step 2: Convert to fraction form
    61,317.12/91,944.96 = 19,752.96/x
  3. Step 3: Cross multiply
    61,317.12x = 91,944.96 × 19,752.96
  4. Step 4: Simplify right side
    61,317.12x = 1,816,185,117.08
  5. Step 5: Solve for x
    x = 1,816,185,117.08/61,317.12
  6. Step 6: Final answer
    x = 29,619.54

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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.