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Finding the Fourth Proportional to 270,168.25, 372,833.37 and 147,663.13

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Solution

The fourth proportional to 270,168.25, 372,833.37 and 147,663.13 is: 203,775.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,168.25 : 372,833.37 = 147,663.13 : x
  2. Step 2: Convert to fraction form
    270,168.25/372,833.37 = 147,663.13/x
  3. Step 3: Cross multiply
    270,168.25x = 372,833.37 × 147,663.13
  4. Step 4: Simplify right side
    270,168.25x = 55,053,742,382.65
  5. Step 5: Solve for x
    x = 55,053,742,382.65/270,168.25
  6. Step 6: Final answer
    x = 203,775.77

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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.