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Finding the Fourth Proportional to 201,184.39, 302,980.16 and 183,248.56

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Solution

The fourth proportional to 201,184.39, 302,980.16 and 183,248.56 is: 275,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,184.39 : 302,980.16 = 183,248.56 : x
  2. Step 2: Convert to fraction form
    201,184.39/302,980.16 = 183,248.56/x
  3. Step 3: Cross multiply
    201,184.39x = 302,980.16 × 183,248.56
  4. Step 4: Simplify right side
    201,184.39x = 55,520,678,028.57
  5. Step 5: Solve for x
    x = 55,520,678,028.57/201,184.39
  6. Step 6: Final answer
    x = 275,969.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.