Home / 134,221.86-201,357.09-55,292.22

Finding the Fourth Proportional to 134,221.86, 201,357.09 and 55,292.22

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Solution

The fourth proportional to 134,221.86, 201,357.09 and 55,292.22 is: 82,948.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,221.86 : 201,357.09 = 55,292.22 : x
  2. Step 2: Convert to fraction form
    134,221.86/201,357.09 = 55,292.22/x
  3. Step 3: Cross multiply
    134,221.86x = 201,357.09 × 55,292.22
  4. Step 4: Simplify right side
    134,221.86x = 11,133,480,518.84
  5. Step 5: Solve for x
    x = 11,133,480,518.84/134,221.86
  6. Step 6: Final answer
    x = 82,948.34

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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.