Home / 72,176.03-108,257.06-22,242.72

Finding the Fourth Proportional to 72,176.03, 108,257.06 and 22,242.72

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Solution

The fourth proportional to 72,176.03, 108,257.06 and 22,242.72 is: 33,361.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,176.03 : 108,257.06 = 22,242.72 : x
  2. Step 2: Convert to fraction form
    72,176.03/108,257.06 = 22,242.72/x
  3. Step 3: Cross multiply
    72,176.03x = 108,257.06 × 22,242.72
  4. Step 4: Simplify right side
    72,176.03x = 2,407,931,473.60
  5. Step 5: Solve for x
    x = 2,407,931,473.60/72,176.03
  6. Step 6: Final answer
    x = 33,361.93

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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.