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Finding the Fourth Proportional to 243,014.70, 364,522.05 and 149,573.10

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Solution

The fourth proportional to 243,014.70, 364,522.05 and 149,573.10 is: 224,359.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,014.70 : 364,522.05 = 149,573.10 : x
  2. Step 2: Convert to fraction form
    243,014.70/364,522.05 = 149,573.10/x
  3. Step 3: Cross multiply
    243,014.70x = 364,522.05 × 149,573.10
  4. Step 4: Simplify right side
    243,014.70x = 54,522,693,036.86
  5. Step 5: Solve for x
    x = 54,522,693,036.86/243,014.70
  6. Step 6: Final answer
    x = 224,359.65

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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.