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Finding the Fourth Proportional to 336,145.52, 504,208.06 and 136,461.08

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Solution

The fourth proportional to 336,145.52, 504,208.06 and 136,461.08 is: 204,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,145.52 : 504,208.06 = 136,461.08 : x
  2. Step 2: Convert to fraction form
    336,145.52/504,208.06 = 136,461.08/x
  3. Step 3: Cross multiply
    336,145.52x = 504,208.06 × 136,461.08
  4. Step 4: Simplify right side
    336,145.52x = 68,804,776,412.30
  5. Step 5: Solve for x
    x = 68,804,776,412.30/336,145.52
  6. Step 6: Final answer
    x = 204,687.47

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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.