Home / 335,721.50-503,532.53-122,439.39

Finding the Fourth Proportional to 335,721.50, 503,532.53 and 122,439.39

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Solution

The fourth proportional to 335,721.50, 503,532.53 and 122,439.39 is: 183,640.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,721.50 : 503,532.53 = 122,439.39 : x
  2. Step 2: Convert to fraction form
    335,721.50/503,532.53 = 122,439.39/x
  3. Step 3: Cross multiply
    335,721.50x = 503,532.53 × 122,439.39
  4. Step 4: Simplify right side
    335,721.50x = 61,652,215,818.36
  5. Step 5: Solve for x
    x = 61,652,215,818.36/335,721.50
  6. Step 6: Final answer
    x = 183,640.95

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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.