Home / 192,963.04-266,152.16-120,402.48

Finding the Fourth Proportional to 192,963.04, 266,152.16 and 120,402.48

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Solution

The fourth proportional to 192,963.04, 266,152.16 and 120,402.48 is: 166,070.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,963.04 : 266,152.16 = 120,402.48 : x
  2. Step 2: Convert to fraction form
    192,963.04/266,152.16 = 120,402.48/x
  3. Step 3: Cross multiply
    192,963.04x = 266,152.16 × 120,402.48
  4. Step 4: Simplify right side
    192,963.04x = 32,045,380,121.36
  5. Step 5: Solve for x
    x = 32,045,380,121.36/192,963.04
  6. Step 6: Final answer
    x = 166,070.04

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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.