Home / 155,529.03-214,630.04-88,461.03

Finding the Fourth Proportional to 155,529.03, 214,630.04 and 88,461.03

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Solution

The fourth proportional to 155,529.03, 214,630.04 and 88,461.03 is: 122,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,529.03 : 214,630.04 = 88,461.03 : x
  2. Step 2: Convert to fraction form
    155,529.03/214,630.04 = 88,461.03/x
  3. Step 3: Cross multiply
    155,529.03x = 214,630.04 × 88,461.03
  4. Step 4: Simplify right side
    155,529.03x = 18,986,393,965.04
  5. Step 5: Solve for x
    x = 18,986,393,965.04/155,529.03
  6. Step 6: Final answer
    x = 122,076.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.