Home / 138,795.19-208,192.09-33,614.16

Finding the Fourth Proportional to 138,795.19, 208,192.09 and 33,614.16

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Solution

The fourth proportional to 138,795.19, 208,192.09 and 33,614.16 is: 50,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,795.19 : 208,192.09 = 33,614.16 : x
  2. Step 2: Convert to fraction form
    138,795.19/208,192.09 = 33,614.16/x
  3. Step 3: Cross multiply
    138,795.19x = 208,192.09 × 33,614.16
  4. Step 4: Simplify right side
    138,795.19x = 6,998,202,055.92
  5. Step 5: Solve for x
    x = 6,998,202,055.92/138,795.19
  6. Step 6: Final answer
    x = 50,421.07

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1.5x scale

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.