Home / 52,739.84-78,944.64-29,290.88

Finding the Fourth Proportional to 52,739.84, 78,944.64 and 29,290.88

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Solution

The fourth proportional to 52,739.84, 78,944.64 and 29,290.88 is: 43,844.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,739.84 : 78,944.64 = 29,290.88 : x
  2. Step 2: Convert to fraction form
    52,739.84/78,944.64 = 29,290.88/x
  3. Step 3: Cross multiply
    52,739.84x = 78,944.64 × 29,290.88
  4. Step 4: Simplify right side
    52,739.84x = 2,312,357,976.88
  5. Step 5: Solve for x
    x = 2,312,357,976.88/52,739.84
  6. Step 6: Final answer
    x = 43,844.61

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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.