Home / 122,141.80-182,804.46-69,537.16

Finding the Fourth Proportional to 122,141.80, 182,804.46 and 69,537.16

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Solution

The fourth proportional to 122,141.80, 182,804.46 and 69,537.16 is: 104,073.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,141.80 : 182,804.46 = 69,537.16 : x
  2. Step 2: Convert to fraction form
    122,141.80/182,804.46 = 69,537.16/x
  3. Step 3: Cross multiply
    122,141.80x = 182,804.46 × 69,537.16
  4. Step 4: Simplify right side
    122,141.80x = 12,711,702,983.73
  5. Step 5: Solve for x
    x = 12,711,702,983.73/122,141.80
  6. Step 6: Final answer
    x = 104,073.32

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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.