Home / 146,641.14-202,369.04-82,977.57

Finding the Fourth Proportional to 146,641.14, 202,369.04 and 82,977.57

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Solution

The fourth proportional to 146,641.14, 202,369.04 and 82,977.57 is: 114,511.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,641.14 : 202,369.04 = 82,977.57 : x
  2. Step 2: Convert to fraction form
    146,641.14/202,369.04 = 82,977.57/x
  3. Step 3: Cross multiply
    146,641.14x = 202,369.04 × 82,977.57
  4. Step 4: Simplify right side
    146,641.14x = 16,792,090,767.55
  5. Step 5: Solve for x
    x = 16,792,090,767.55/146,641.14
  6. Step 6: Final answer
    x = 114,511.46

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1.5x scale

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.