Home / 104,100.10-156,126.76-47,886.22

Finding the Fourth Proportional to 104,100.10, 156,126.76 and 47,886.22

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Solution

The fourth proportional to 104,100.10, 156,126.76 and 47,886.22 is: 71,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,100.10 : 156,126.76 = 47,886.22 : x
  2. Step 2: Convert to fraction form
    104,100.10/156,126.76 = 47,886.22/x
  3. Step 3: Cross multiply
    104,100.10x = 156,126.76 × 47,886.22
  4. Step 4: Simplify right side
    104,100.10x = 7,476,320,377.25
  5. Step 5: Solve for x
    x = 7,476,320,377.25/104,100.10
  6. Step 6: Final answer
    x = 71,818.57

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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.