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Finding the Fourth Proportional to 222,647.64, 333,888.36 and 89,482.80

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Solution

The fourth proportional to 222,647.64, 333,888.36 and 89,482.80 is: 134,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,647.64 : 333,888.36 = 89,482.80 : x
  2. Step 2: Convert to fraction form
    222,647.64/333,888.36 = 89,482.80/x
  3. Step 3: Cross multiply
    222,647.64x = 333,888.36 × 89,482.80
  4. Step 4: Simplify right side
    222,647.64x = 29,877,265,340.21
  5. Step 5: Solve for x
    x = 29,877,265,340.21/222,647.64
  6. Step 6: Final answer
    x = 134,190.80

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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.