Home / 103,997.17-156,015.20-41,672.53

Finding the Fourth Proportional to 103,997.17, 156,015.20 and 41,672.53

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Solution

The fourth proportional to 103,997.17, 156,015.20 and 41,672.53 is: 62,516.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,997.17 : 156,015.20 = 41,672.53 : x
  2. Step 2: Convert to fraction form
    103,997.17/156,015.20 = 41,672.53/x
  3. Step 3: Cross multiply
    103,997.17x = 156,015.20 × 41,672.53
  4. Step 4: Simplify right side
    103,997.17x = 6,501,547,894.09
  5. Step 5: Solve for x
    x = 6,501,547,894.09/103,997.17
  6. Step 6: Final answer
    x = 62,516.58

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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.