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Finding the Fourth Proportional to 227,527.98, 341,346.93 and 85,374.42

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Solution

The fourth proportional to 227,527.98, 341,346.93 and 85,374.42 is: 128,082.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,527.98 : 341,346.93 = 85,374.42 : x
  2. Step 2: Convert to fraction form
    227,527.98/341,346.93 = 85,374.42/x
  3. Step 3: Cross multiply
    227,527.98x = 341,346.93 × 85,374.42
  4. Step 4: Simplify right side
    227,527.98x = 29,142,296,167.53
  5. Step 5: Solve for x
    x = 29,142,296,167.53/227,527.98
  6. Step 6: Final answer
    x = 128,082.25

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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.