Home / 75,425.46-112,985.10-35,383.92

Finding the Fourth Proportional to 75,425.46, 112,985.10 and 35,383.92

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Solution

The fourth proportional to 75,425.46, 112,985.10 and 35,383.92 is: 53,004.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,425.46 : 112,985.10 = 35,383.92 : x
  2. Step 2: Convert to fraction form
    75,425.46/112,985.10 = 35,383.92/x
  3. Step 3: Cross multiply
    75,425.46x = 112,985.10 × 35,383.92
  4. Step 4: Simplify right side
    75,425.46x = 3,997,855,739.59
  5. Step 5: Solve for x
    x = 3,997,855,739.59/75,425.46
  6. Step 6: Final answer
    x = 53,004.06

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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.