Home / 155,270.70-232,556.13-92,809.98

Finding the Fourth Proportional to 155,270.70, 232,556.13 and 92,809.98

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Solution

The fourth proportional to 155,270.70, 232,556.13 and 92,809.98 is: 139,005.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,270.70 : 232,556.13 = 92,809.98 : x
  2. Step 2: Convert to fraction form
    155,270.70/232,556.13 = 92,809.98/x
  3. Step 3: Cross multiply
    155,270.70x = 232,556.13 × 92,809.98
  4. Step 4: Simplify right side
    155,270.70x = 21,583,529,774.18
  5. Step 5: Solve for x
    x = 21,583,529,774.18/155,270.70
  6. Step 6: Final answer
    x = 139,005.81

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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.