Home / 141,568.32-212,119.08-82,237.44

Finding the Fourth Proportional to 141,568.32, 212,119.08 and 82,237.44

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Solution

The fourth proportional to 141,568.32, 212,119.08 and 82,237.44 is: 123,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,568.32 : 212,119.08 = 82,237.44 : x
  2. Step 2: Convert to fraction form
    141,568.32/212,119.08 = 82,237.44/x
  3. Step 3: Cross multiply
    141,568.32x = 212,119.08 × 82,237.44
  4. Step 4: Simplify right side
    141,568.32x = 17,444,130,114.36
  5. Step 5: Solve for x
    x = 17,444,130,114.36/141,568.32
  6. Step 6: Final answer
    x = 123,220.58

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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.