Home / 134,286.07-185,320.63-73,858.91

Finding the Fourth Proportional to 134,286.07, 185,320.63 and 73,858.91

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Solution

The fourth proportional to 134,286.07, 185,320.63 and 73,858.91 is: 101,928.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,286.07 : 185,320.63 = 73,858.91 : x
  2. Step 2: Convert to fraction form
    134,286.07/185,320.63 = 73,858.91/x
  3. Step 3: Cross multiply
    134,286.07x = 185,320.63 × 73,858.91
  4. Step 4: Simplify right side
    134,286.07x = 13,687,580,669.40
  5. Step 5: Solve for x
    x = 13,687,580,669.40/134,286.07
  6. Step 6: Final answer
    x = 101,928.53

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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.