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Finding the Fourth Proportional to 242,752.83, 335,010.24 and 135,323.48

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Solution

The fourth proportional to 242,752.83, 335,010.24 and 135,323.48 is: 186,752.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,752.83 : 335,010.24 = 135,323.48 : x
  2. Step 2: Convert to fraction form
    242,752.83/335,010.24 = 135,323.48/x
  3. Step 3: Cross multiply
    242,752.83x = 335,010.24 × 135,323.48
  4. Step 4: Simplify right side
    242,752.83x = 45,334,749,837.38
  5. Step 5: Solve for x
    x = 45,334,749,837.38/242,752.83
  6. Step 6: Final answer
    x = 186,752.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.