Home / 199,046.10-274,706.31-118,473.90

Finding the Fourth Proportional to 199,046.10, 274,706.31 and 118,473.90

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Solution

The fourth proportional to 199,046.10, 274,706.31 and 118,473.90 is: 163,507.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,046.10 : 274,706.31 = 118,473.90 : x
  2. Step 2: Convert to fraction form
    199,046.10/274,706.31 = 118,473.90/x
  3. Step 3: Cross multiply
    199,046.10x = 274,706.31 × 118,473.90
  4. Step 4: Simplify right side
    199,046.10x = 32,545,527,900.31
  5. Step 5: Solve for x
    x = 32,545,527,900.31/199,046.10
  6. Step 6: Final answer
    x = 163,507.49

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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.