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Finding the Fourth Proportional to 222,055.60, 333,115.80 and 103,730.80

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Solution

The fourth proportional to 222,055.60, 333,115.80 and 103,730.80 is: 155,611.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,055.60 : 333,115.80 = 103,730.80 : x
  2. Step 2: Convert to fraction form
    222,055.60/333,115.80 = 103,730.80/x
  3. Step 3: Cross multiply
    222,055.60x = 333,115.80 × 103,730.80
  4. Step 4: Simplify right side
    222,055.60x = 34,554,368,426.64
  5. Step 5: Solve for x
    x = 34,554,368,426.64/222,055.60
  6. Step 6: Final answer
    x = 155,611.34

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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.