Home / 146,005.74-201,485.88-82,364.04

Finding the Fourth Proportional to 146,005.74, 201,485.88 and 82,364.04

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Solution

The fourth proportional to 146,005.74, 201,485.88 and 82,364.04 is: 113,661.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,005.74 : 201,485.88 = 82,364.04 : x
  2. Step 2: Convert to fraction form
    146,005.74/201,485.88 = 82,364.04/x
  3. Step 3: Cross multiply
    146,005.74x = 201,485.88 × 82,364.04
  4. Step 4: Simplify right side
    146,005.74x = 16,595,191,079.76
  5. Step 5: Solve for x
    x = 16,595,191,079.76/146,005.74
  6. Step 6: Final answer
    x = 113,661.22

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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.