Home / 140,525.61-193,926.89-75,996.09

Finding the Fourth Proportional to 140,525.61, 193,926.89 and 75,996.09

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Solution

The fourth proportional to 140,525.61, 193,926.89 and 75,996.09 is: 104,875.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,525.61 : 193,926.89 = 75,996.09 : x
  2. Step 2: Convert to fraction form
    140,525.61/193,926.89 = 75,996.09/x
  3. Step 3: Cross multiply
    140,525.61x = 193,926.89 × 75,996.09
  4. Step 4: Simplify right side
    140,525.61x = 14,737,684,236.73
  5. Step 5: Solve for x
    x = 14,737,684,236.73/140,525.61
  6. Step 6: Final answer
    x = 104,875.43

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1.5x scale

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.