Home / 287,242.04-396,333.92-166,376.12

Finding the Fourth Proportional to 287,242.04, 396,333.92 and 166,376.12

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Solution

The fourth proportional to 287,242.04, 396,333.92 and 166,376.12 is: 229,564.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,242.04 : 396,333.92 = 166,376.12 : x
  2. Step 2: Convert to fraction form
    287,242.04/396,333.92 = 166,376.12/x
  3. Step 3: Cross multiply
    287,242.04x = 396,333.92 × 166,376.12
  4. Step 4: Simplify right side
    287,242.04x = 65,940,498,268.26
  5. Step 5: Solve for x
    x = 65,940,498,268.26/287,242.04
  6. Step 6: Final answer
    x = 229,564.23

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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.