Home / 242,128.60-363,195.54-73,676.28

Finding the Fourth Proportional to 242,128.60, 363,195.54 and 73,676.28

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Solution

The fourth proportional to 242,128.60, 363,195.54 and 73,676.28 is: 110,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,128.60 : 363,195.54 = 73,676.28 : x
  2. Step 2: Convert to fraction form
    242,128.60/363,195.54 = 73,676.28/x
  3. Step 3: Cross multiply
    242,128.60x = 363,195.54 × 73,676.28
  4. Step 4: Simplify right side
    242,128.60x = 26,758,896,299.79
  5. Step 5: Solve for x
    x = 26,758,896,299.79/242,128.60
  6. Step 6: Final answer
    x = 110,515.22

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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.