Home / 84,270.33-126,423.72-25,110.77

Finding the Fourth Proportional to 84,270.33, 126,423.72 and 25,110.77

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Solution

The fourth proportional to 84,270.33, 126,423.72 and 25,110.77 is: 37,671.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,270.33 : 126,423.72 = 25,110.77 : x
  2. Step 2: Convert to fraction form
    84,270.33/126,423.72 = 25,110.77/x
  3. Step 3: Cross multiply
    84,270.33x = 126,423.72 × 25,110.77
  4. Step 4: Simplify right side
    84,270.33x = 3,174,596,323.35
  5. Step 5: Solve for x
    x = 3,174,596,323.35/84,270.33
  6. Step 6: Final answer
    x = 37,671.58

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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.