Home / 105,529.15-158,042.44-61,062.19

Finding the Fourth Proportional to 105,529.15, 158,042.44 and 61,062.19

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Solution

The fourth proportional to 105,529.15, 158,042.44 and 61,062.19 is: 91,447.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,529.15 : 158,042.44 = 61,062.19 : x
  2. Step 2: Convert to fraction form
    105,529.15/158,042.44 = 61,062.19/x
  3. Step 3: Cross multiply
    105,529.15x = 158,042.44 × 61,062.19
  4. Step 4: Simplify right side
    105,529.15x = 9,650,416,403.82
  5. Step 5: Solve for x
    x = 9,650,416,403.82/105,529.15
  6. Step 6: Final answer
    x = 91,447.88

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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.