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Finding the Fourth Proportional to 272,613.60, 376,018.56 and 164,998.08

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Solution

The fourth proportional to 272,613.60, 376,018.56 and 164,998.08 is: 227,583.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,613.60 : 376,018.56 = 164,998.08 : x
  2. Step 2: Convert to fraction form
    272,613.60/376,018.56 = 164,998.08/x
  3. Step 3: Cross multiply
    272,613.60x = 376,018.56 × 164,998.08
  4. Step 4: Simplify right side
    272,613.60x = 62,042,340,444.36
  5. Step 5: Solve for x
    x = 62,042,340,444.36/272,613.60
  6. Step 6: Final answer
    x = 227,583.44

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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.