Home / 136,051.52-204,079.33-51,816.34

Finding the Fourth Proportional to 136,051.52, 204,079.33 and 51,816.34

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Solution

The fourth proportional to 136,051.52, 204,079.33 and 51,816.34 is: 77,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,051.52 : 204,079.33 = 51,816.34 : x
  2. Step 2: Convert to fraction form
    136,051.52/204,079.33 = 51,816.34/x
  3. Step 3: Cross multiply
    136,051.52x = 204,079.33 × 51,816.34
  4. Step 4: Simplify right side
    136,051.52x = 10,574,644,270.12
  5. Step 5: Solve for x
    x = 10,574,644,270.12/136,051.52
  6. Step 6: Final answer
    x = 77,725.30

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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.