Home / 148,334.98-204,698.05-87,080.19

Finding the Fourth Proportional to 148,334.98, 204,698.05 and 87,080.19

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Solution

The fourth proportional to 148,334.98, 204,698.05 and 87,080.19 is: 120,168.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,334.98 : 204,698.05 = 87,080.19 : x
  2. Step 2: Convert to fraction form
    148,334.98/204,698.05 = 87,080.19/x
  3. Step 3: Cross multiply
    148,334.98x = 204,698.05 × 87,080.19
  4. Step 4: Simplify right side
    148,334.98x = 17,825,145,086.63
  5. Step 5: Solve for x
    x = 17,825,145,086.63/148,334.98
  6. Step 6: Final answer
    x = 120,168.18

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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.