Home / 76,009.35-113,866.38-36,594.12

Finding the Fourth Proportional to 76,009.35, 113,866.38 and 36,594.12

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Solution

The fourth proportional to 76,009.35, 113,866.38 and 36,594.12 is: 54,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,009.35 : 113,866.38 = 36,594.12 : x
  2. Step 2: Convert to fraction form
    76,009.35/113,866.38 = 36,594.12/x
  3. Step 3: Cross multiply
    76,009.35x = 113,866.38 × 36,594.12
  4. Step 4: Simplify right side
    76,009.35x = 4,166,839,973.69
  5. Step 5: Solve for x
    x = 4,166,839,973.69/76,009.35
  6. Step 6: Final answer
    x = 54,820.10

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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.