Home / 148,090.84-222,157.32-54,589.28

Finding the Fourth Proportional to 148,090.84, 222,157.32 and 54,589.28

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Solution

The fourth proportional to 148,090.84, 222,157.32 and 54,589.28 is: 81,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,090.84 : 222,157.32 = 54,589.28 : x
  2. Step 2: Convert to fraction form
    148,090.84/222,157.32 = 54,589.28/x
  3. Step 3: Cross multiply
    148,090.84x = 222,157.32 × 54,589.28
  4. Step 4: Simplify right side
    148,090.84x = 12,127,408,145.53
  5. Step 5: Solve for x
    x = 12,127,408,145.53/148,090.84
  6. Step 6: Final answer
    x = 81,891.68

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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.