Home / 136,223.47-204,336.34-47,476.83

Finding the Fourth Proportional to 136,223.47, 204,336.34 and 47,476.83

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Solution

The fourth proportional to 136,223.47, 204,336.34 and 47,476.83 is: 71,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,223.47 : 204,336.34 = 47,476.83 : x
  2. Step 2: Convert to fraction form
    136,223.47/204,336.34 = 47,476.83/x
  3. Step 3: Cross multiply
    136,223.47x = 204,336.34 × 47,476.83
  4. Step 4: Simplify right side
    136,223.47x = 9,701,241,795.69
  5. Step 5: Solve for x
    x = 9,701,241,795.69/136,223.47
  6. Step 6: Final answer
    x = 71,215.64

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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.