Home / 155,104.46-232,657.90-84,945.50

Finding the Fourth Proportional to 155,104.46, 232,657.90 and 84,945.50

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Solution

The fourth proportional to 155,104.46, 232,657.90 and 84,945.50 is: 127,418.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,104.46 : 232,657.90 = 84,945.50 : x
  2. Step 2: Convert to fraction form
    155,104.46/232,657.90 = 84,945.50/x
  3. Step 3: Cross multiply
    155,104.46x = 232,657.90 × 84,945.50
  4. Step 4: Simplify right side
    155,104.46x = 19,763,241,644.45
  5. Step 5: Solve for x
    x = 19,763,241,644.45/155,104.46
  6. Step 6: Final answer
    x = 127,418.91

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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.