Home / 151,270.58-208,661.33-93,136.70

Finding the Fourth Proportional to 151,270.58, 208,661.33 and 93,136.70

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Solution

The fourth proportional to 151,270.58, 208,661.33 and 93,136.70 is: 128,471.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,270.58 : 208,661.33 = 93,136.70 : x
  2. Step 2: Convert to fraction form
    151,270.58/208,661.33 = 93,136.70/x
  3. Step 3: Cross multiply
    151,270.58x = 208,661.33 × 93,136.70
  4. Step 4: Simplify right side
    151,270.58x = 19,434,027,175.10
  5. Step 5: Solve for x
    x = 19,434,027,175.10/151,270.58
  6. Step 6: Final answer
    x = 128,471.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.