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Finding the Fourth Proportional to 225,855.60, 338,783.40 and 59,643.60

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Solution

The fourth proportional to 225,855.60, 338,783.40 and 59,643.60 is: 89,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,855.60 : 338,783.40 = 59,643.60 : x
  2. Step 2: Convert to fraction form
    225,855.60/338,783.40 = 59,643.60/x
  3. Step 3: Cross multiply
    225,855.60x = 338,783.40 × 59,643.60
  4. Step 4: Simplify right side
    225,855.60x = 20,206,261,596.24
  5. Step 5: Solve for x
    x = 20,206,261,596.24/225,855.60
  6. Step 6: Final answer
    x = 89,465.40

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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.