Home / 222,612.36-333,915.48-54,132.18

Finding the Fourth Proportional to 222,612.36, 333,915.48 and 54,132.18

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Solution

The fourth proportional to 222,612.36, 333,915.48 and 54,132.18 is: 81,197.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,612.36 : 333,915.48 = 54,132.18 : x
  2. Step 2: Convert to fraction form
    222,612.36/333,915.48 = 54,132.18/x
  3. Step 3: Cross multiply
    222,612.36x = 333,915.48 × 54,132.18
  4. Step 4: Simplify right side
    222,612.36x = 18,075,572,868.15
  5. Step 5: Solve for x
    x = 18,075,572,868.15/222,612.36
  6. Step 6: Final answer
    x = 81,197.53

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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.