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Finding the Fourth Proportional to 243,065.86, 364,073.90 and 237,117.22

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Solution

The fourth proportional to 243,065.86, 364,073.90 and 237,117.22 is: 355,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,065.86 : 364,073.90 = 237,117.22 : x
  2. Step 2: Convert to fraction form
    243,065.86/364,073.90 = 237,117.22/x
  3. Step 3: Cross multiply
    243,065.86x = 364,073.90 × 237,117.22
  4. Step 4: Simplify right side
    243,065.86x = 86,328,191,042.56
  5. Step 5: Solve for x
    x = 86,328,191,042.56/243,065.86
  6. Step 6: Final answer
    x = 355,163.79

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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.