Home / 76,205.04-114,305.40-26,284.20

Finding the Fourth Proportional to 76,205.04, 114,305.40 and 26,284.20

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Solution

The fourth proportional to 76,205.04, 114,305.40 and 26,284.20 is: 39,425.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,205.04 : 114,305.40 = 26,284.20 : x
  2. Step 2: Convert to fraction form
    76,205.04/114,305.40 = 26,284.20/x
  3. Step 3: Cross multiply
    76,205.04x = 114,305.40 × 26,284.20
  4. Step 4: Simplify right side
    76,205.04x = 3,004,425,994.68
  5. Step 5: Solve for x
    x = 3,004,425,994.68/76,205.04
  6. Step 6: Final answer
    x = 39,425.55

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1.5x scale

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.