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Finding the Fourth Proportional to 150,614.49, 225,921.98 and 112,703.32

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Solution

The fourth proportional to 150,614.49, 225,921.98 and 112,703.32 is: 169,055.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,614.49 : 225,921.98 = 112,703.32 : x
  2. Step 2: Convert to fraction form
    150,614.49/225,921.98 = 112,703.32/x
  3. Step 3: Cross multiply
    150,614.49x = 225,921.98 × 112,703.32
  4. Step 4: Simplify right side
    150,614.49x = 25,462,157,206.97
  5. Step 5: Solve for x
    x = 25,462,157,206.97/150,614.49
  6. Step 6: Final answer
    x = 169,055.16

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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.