Home / 84,239.97-126,285.93-34,362.06

Finding the Fourth Proportional to 84,239.97, 126,285.93 and 34,362.06

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Solution

The fourth proportional to 84,239.97, 126,285.93 and 34,362.06 is: 51,512.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,239.97 : 126,285.93 = 34,362.06 : x
  2. Step 2: Convert to fraction form
    84,239.97/126,285.93 = 34,362.06/x
  3. Step 3: Cross multiply
    84,239.97x = 126,285.93 × 34,362.06
  4. Step 4: Simplify right side
    84,239.97x = 4,339,444,703.82
  5. Step 5: Solve for x
    x = 4,339,444,703.82/84,239.97
  6. Step 6: Final answer
    x = 51,512.89

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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.