Home / 106,935.39-147,568.64-59,185.89

Finding the Fourth Proportional to 106,935.39, 147,568.64 and 59,185.89

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Solution

The fourth proportional to 106,935.39, 147,568.64 and 59,185.89 is: 81,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,935.39 : 147,568.64 = 59,185.89 : x
  2. Step 2: Convert to fraction form
    106,935.39/147,568.64 = 59,185.89/x
  3. Step 3: Cross multiply
    106,935.39x = 147,568.64 × 59,185.89
  4. Step 4: Simplify right side
    106,935.39x = 8,733,980,998.56
  5. Step 5: Solve for x
    x = 8,733,980,998.56/106,935.39
  6. Step 6: Final answer
    x = 81,675.31

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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.