Home / 88,112.67-121,593.56-47,826.51

Finding the Fourth Proportional to 88,112.67, 121,593.56 and 47,826.51

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Solution

The fourth proportional to 88,112.67, 121,593.56 and 47,826.51 is: 65,999.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,112.67 : 121,593.56 = 47,826.51 : x
  2. Step 2: Convert to fraction form
    88,112.67/121,593.56 = 47,826.51/x
  3. Step 3: Cross multiply
    88,112.67x = 121,593.56 × 47,826.51
  4. Step 4: Simplify right side
    88,112.67x = 5,815,395,374.14
  5. Step 5: Solve for x
    x = 5,815,395,374.14/88,112.67
  6. Step 6: Final answer
    x = 65,999.54

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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.