Home / 170,734.80-255,583.80-152,072.40

Finding the Fourth Proportional to 170,734.80, 255,583.80 and 152,072.40

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Solution

The fourth proportional to 170,734.80, 255,583.80 and 152,072.40 is: 227,646.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,734.80 : 255,583.80 = 152,072.40 : x
  2. Step 2: Convert to fraction form
    170,734.80/255,583.80 = 152,072.40/x
  3. Step 3: Cross multiply
    170,734.80x = 255,583.80 × 152,072.40
  4. Step 4: Simplify right side
    170,734.80x = 38,867,241,867.12
  5. Step 5: Solve for x
    x = 38,867,241,867.12/170,734.80
  6. Step 6: Final answer
    x = 227,646.86

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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.