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Finding the Fourth Proportional to 203,501.96, 305,304.86 and 63,261.80

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Solution

The fourth proportional to 203,501.96, 305,304.86 and 63,261.80 is: 94,908.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,501.96 : 305,304.86 = 63,261.80 : x
  2. Step 2: Convert to fraction form
    203,501.96/305,304.86 = 63,261.80/x
  3. Step 3: Cross multiply
    203,501.96x = 305,304.86 × 63,261.80
  4. Step 4: Simplify right side
    203,501.96x = 19,314,134,992.35
  5. Step 5: Solve for x
    x = 19,314,134,992.35/203,501.96
  6. Step 6: Final answer
    x = 94,908.84

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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.