Home / 74,127.42-111,191.36-17,967.31

Finding the Fourth Proportional to 74,127.42, 111,191.36 and 17,967.31

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Solution

The fourth proportional to 74,127.42, 111,191.36 and 17,967.31 is: 26,951.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,127.42 : 111,191.36 = 17,967.31 : x
  2. Step 2: Convert to fraction form
    74,127.42/111,191.36 = 17,967.31/x
  3. Step 3: Cross multiply
    74,127.42x = 111,191.36 × 17,967.31
  4. Step 4: Simplify right side
    74,127.42x = 1,997,809,611.98
  5. Step 5: Solve for x
    x = 1,997,809,611.98/74,127.42
  6. Step 6: Final answer
    x = 26,951.02

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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.