Home / 84,792.36-127,105.26-47,370.36

Finding the Fourth Proportional to 84,792.36, 127,105.26 and 47,370.36

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Solution

The fourth proportional to 84,792.36, 127,105.26 and 47,370.36 is: 71,009.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,792.36 : 127,105.26 = 47,370.36 : x
  2. Step 2: Convert to fraction form
    84,792.36/127,105.26 = 47,370.36/x
  3. Step 3: Cross multiply
    84,792.36x = 127,105.26 × 47,370.36
  4. Step 4: Simplify right side
    84,792.36x = 6,021,021,924.09
  5. Step 5: Solve for x
    x = 6,021,021,924.09/84,792.36
  6. Step 6: Final answer
    x = 71,009.01

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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.