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Finding the Fourth Proportional to 252,345.16, 378,618.72 and 102,596.95

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Solution

The fourth proportional to 252,345.16, 378,618.72 and 102,596.95 is: 153,936.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,345.16 : 378,618.72 = 102,596.95 : x
  2. Step 2: Convert to fraction form
    252,345.16/378,618.72 = 102,596.95/x
  3. Step 3: Cross multiply
    252,345.16x = 378,618.72 × 102,596.95
  4. Step 4: Simplify right side
    252,345.16x = 38,845,125,884.90
  5. Step 5: Solve for x
    x = 38,845,125,884.90/252,345.16
  6. Step 6: Final answer
    x = 153,936.48

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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.