Home / 84,046.07-126,102.83-34,130.03

Finding the Fourth Proportional to 84,046.07, 126,102.83 and 34,130.03

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Solution

The fourth proportional to 84,046.07, 126,102.83 and 34,130.03 is: 51,208.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,046.07 : 126,102.83 = 34,130.03 : x
  2. Step 2: Convert to fraction form
    84,046.07/126,102.83 = 34,130.03/x
  3. Step 3: Cross multiply
    84,046.07x = 126,102.83 × 34,130.03
  4. Step 4: Simplify right side
    84,046.07x = 4,303,892,569.82
  5. Step 5: Solve for x
    x = 4,303,892,569.82/84,046.07
  6. Step 6: Final answer
    x = 51,208.73

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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.