Home / 136,185.58-204,372.33-47,439.82

Finding the Fourth Proportional to 136,185.58, 204,372.33 and 47,439.82

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Solution

The fourth proportional to 136,185.58, 204,372.33 and 47,439.82 is: 71,192.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,185.58 : 204,372.33 = 47,439.82 : x
  2. Step 2: Convert to fraction form
    136,185.58/204,372.33 = 47,439.82/x
  3. Step 3: Cross multiply
    136,185.58x = 204,372.33 × 47,439.82
  4. Step 4: Simplify right side
    136,185.58x = 9,695,386,548.18
  5. Step 5: Solve for x
    x = 9,695,386,548.18/136,185.58
  6. Step 6: Final answer
    x = 71,192.46

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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.