Home / 155,072.76-232,461.36-49,817.82

Finding the Fourth Proportional to 155,072.76, 232,461.36 and 49,817.82

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Solution

The fourth proportional to 155,072.76, 232,461.36 and 49,817.82 is: 74,679.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,072.76 : 232,461.36 = 49,817.82 : x
  2. Step 2: Convert to fraction form
    155,072.76/232,461.36 = 49,817.82/x
  3. Step 3: Cross multiply
    155,072.76x = 232,461.36 × 49,817.82
  4. Step 4: Simplify right side
    155,072.76x = 11,580,718,189.44
  5. Step 5: Solve for x
    x = 11,580,718,189.44/155,072.76
  6. Step 6: Final answer
    x = 74,679.26

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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.