Home / 52,909.12-73,015.78-29,037.32

Finding the Fourth Proportional to 52,909.12, 73,015.78 and 29,037.32

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Solution

The fourth proportional to 52,909.12, 73,015.78 and 29,037.32 is: 40,072.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,909.12 : 73,015.78 = 29,037.32 : x
  2. Step 2: Convert to fraction form
    52,909.12/73,015.78 = 29,037.32/x
  3. Step 3: Cross multiply
    52,909.12x = 73,015.78 × 29,037.32
  4. Step 4: Simplify right side
    52,909.12x = 2,120,182,203.83
  5. Step 5: Solve for x
    x = 2,120,182,203.83/52,909.12
  6. Step 6: Final answer
    x = 40,072.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.