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Finding the Fourth Proportional to 253.13, 349.52 and 183.35

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Solution

The fourth proportional to 253.13, 349.52 and 183.35 is: 253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    253.13 : 349.52 = 183.35 : x
  2. Step 2: Convert to fraction form
    253.13/349.52 = 183.35/x
  3. Step 3: Cross multiply
    253.13x = 349.52 × 183.35
  4. Step 4: Simplify right side
    253.13x = 64,081.83
  5. Step 5: Solve for x
    x = 64,081.83/253.13
  6. Step 6: Final answer
    x = 253.16

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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.