Home / 84,901-127,359.60-34,984.48

Finding the Fourth Proportional to 84,901, 127,359.60 and 34,984.48

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Solution

The fourth proportional to 84,901, 127,359.60 and 34,984.48 is: 52,480.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,901 : 127,359.60 = 34,984.48 : x
  2. Step 2: Convert to fraction form
    84,901/127,359.60 = 34,984.48/x
  3. Step 3: Cross multiply
    84,901x = 127,359.60 × 34,984.48
  4. Step 4: Simplify right side
    84,901x = 4,455,609,379.01
  5. Step 5: Solve for x
    x = 4,455,609,379.01/84,901
  6. Step 6: Final answer
    x = 52,480.06

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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.