Home / 134,239.08-185,144.94-83,223.26

Finding the Fourth Proportional to 134,239.08, 185,144.94 and 83,223.26

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Solution

The fourth proportional to 134,239.08, 185,144.94 and 83,223.26 is: 114,783.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,239.08 : 185,144.94 = 83,223.26 : x
  2. Step 2: Convert to fraction form
    134,239.08/185,144.94 = 83,223.26/x
  3. Step 3: Cross multiply
    134,239.08x = 185,144.94 × 83,223.26
  4. Step 4: Simplify right side
    134,239.08x = 15,408,365,479.30
  5. Step 5: Solve for x
    x = 15,408,365,479.30/134,239.08
  6. Step 6: Final answer
    x = 114,783.01

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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.