Home / 105,935.24-158,969.82-59,218.76

Finding the Fourth Proportional to 105,935.24, 158,969.82 and 59,218.76

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Solution

The fourth proportional to 105,935.24, 158,969.82 and 59,218.76 is: 88,865.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,935.24 : 158,969.82 = 59,218.76 : x
  2. Step 2: Convert to fraction form
    105,935.24/158,969.82 = 59,218.76/x
  3. Step 3: Cross multiply
    105,935.24x = 158,969.82 × 59,218.76
  4. Step 4: Simplify right side
    105,935.24x = 9,413,995,617.82
  5. Step 5: Solve for x
    x = 9,413,995,617.82/105,935.24
  6. Step 6: Final answer
    x = 88,865.57

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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.