Home / 148,287.02-222,107.55-76,994.58

Finding the Fourth Proportional to 148,287.02, 222,107.55 and 76,994.58

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Solution

The fourth proportional to 148,287.02, 222,107.55 and 76,994.58 is: 115,324.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,287.02 : 222,107.55 = 76,994.58 : x
  2. Step 2: Convert to fraction form
    148,287.02/222,107.55 = 76,994.58/x
  3. Step 3: Cross multiply
    148,287.02x = 222,107.55 × 76,994.58
  4. Step 4: Simplify right side
    148,287.02x = 17,101,078,504.35
  5. Step 5: Solve for x
    x = 17,101,078,504.35/148,287.02
  6. Step 6: Final answer
    x = 115,324.18

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1.5x scale

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.