Home / 84,810.32-127,212.24-34,876.52

Finding the Fourth Proportional to 84,810.32, 127,212.24 and 34,876.52

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Solution

The fourth proportional to 84,810.32, 127,212.24 and 34,876.52 is: 52,313.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,810.32 : 127,212.24 = 34,876.52 : x
  2. Step 2: Convert to fraction form
    84,810.32/127,212.24 = 34,876.52/x
  3. Step 3: Cross multiply
    84,810.32x = 127,212.24 × 34,876.52
  4. Step 4: Simplify right side
    84,810.32x = 4,436,720,232.60
  5. Step 5: Solve for x
    x = 4,436,720,232.60/84,810.32
  6. Step 6: Final answer
    x = 52,313.45

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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.