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Finding the Fourth Proportional to 242,636.72, 364,027.37 and 175,320.86

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Solution

The fourth proportional to 242,636.72, 364,027.37 and 175,320.86 is: 263,033.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,636.72 : 364,027.37 = 175,320.86 : x
  2. Step 2: Convert to fraction form
    242,636.72/364,027.37 = 175,320.86/x
  3. Step 3: Cross multiply
    242,636.72x = 364,027.37 × 175,320.86
  4. Step 4: Simplify right side
    242,636.72x = 63,821,588,875.20
  5. Step 5: Solve for x
    x = 63,821,588,875.20/242,636.72
  6. Step 6: Final answer
    x = 263,033.52

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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.