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Finding the Fourth Proportional to 155,751.61, 233,649.97 and 49,099.52

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Solution

The fourth proportional to 155,751.61, 233,649.97 and 49,099.52 is: 73,656.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,751.61 : 233,649.97 = 49,099.52 : x
  2. Step 2: Convert to fraction form
    155,751.61/233,649.97 = 49,099.52/x
  3. Step 3: Cross multiply
    155,751.61x = 233,649.97 × 49,099.52
  4. Step 4: Simplify right side
    155,751.61x = 11,472,100,522.11
  5. Step 5: Solve for x
    x = 11,472,100,522.11/155,751.61
  6. Step 6: Final answer
    x = 73,656.39

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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.