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Finding the Fourth Proportional to 243,010.70, 364,516.05 and 149,569.10

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Solution

The fourth proportional to 243,010.70, 364,516.05 and 149,569.10 is: 224,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,010.70 : 364,516.05 = 149,569.10 : x
  2. Step 2: Convert to fraction form
    243,010.70/364,516.05 = 149,569.10/x
  3. Step 3: Cross multiply
    243,010.70x = 364,516.05 × 149,569.10
  4. Step 4: Simplify right side
    243,010.70x = 54,520,337,534.06
  5. Step 5: Solve for x
    x = 54,520,337,534.06/243,010.70
  6. Step 6: Final answer
    x = 224,353.65

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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.