Home / 136,100.94-204,178.14-47,357.34

Finding the Fourth Proportional to 136,100.94, 204,178.14 and 47,357.34

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Solution

The fourth proportional to 136,100.94, 204,178.14 and 47,357.34 is: 71,045.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,100.94 : 204,178.14 = 47,357.34 : x
  2. Step 2: Convert to fraction form
    136,100.94/204,178.14 = 47,357.34/x
  3. Step 3: Cross multiply
    136,100.94x = 204,178.14 × 47,357.34
  4. Step 4: Simplify right side
    136,100.94x = 9,669,333,596.55
  5. Step 5: Solve for x
    x = 9,669,333,596.55/136,100.94
  6. Step 6: Final answer
    x = 71,045.31

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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.