Home / 261,016.80-360,198.12-152,141.52

Finding the Fourth Proportional to 261,016.80, 360,198.12 and 152,141.52

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Solution

The fourth proportional to 261,016.80, 360,198.12 and 152,141.52 is: 209,952.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,016.80 : 360,198.12 = 152,141.52 : x
  2. Step 2: Convert to fraction form
    261,016.80/360,198.12 = 152,141.52/x
  3. Step 3: Cross multiply
    261,016.80x = 360,198.12 × 152,141.52
  4. Step 4: Simplify right side
    261,016.80x = 54,801,089,477.94
  5. Step 5: Solve for x
    x = 54,801,089,477.94/261,016.80
  6. Step 6: Final answer
    x = 209,952.35

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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.