Home / 78,409.29-108,180.97-44,412.37

Finding the Fourth Proportional to 78,409.29, 108,180.97 and 44,412.37

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Solution

The fourth proportional to 78,409.29, 108,180.97 and 44,412.37 is: 61,275.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,409.29 : 108,180.97 = 44,412.37 : x
  2. Step 2: Convert to fraction form
    78,409.29/108,180.97 = 44,412.37/x
  3. Step 3: Cross multiply
    78,409.29x = 108,180.97 × 44,412.37
  4. Step 4: Simplify right side
    78,409.29x = 4,804,573,266.60
  5. Step 5: Solve for x
    x = 4,804,573,266.60/78,409.29
  6. Step 6: Final answer
    x = 61,275.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.