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Finding the Fourth Proportional to 252,906.32, 348,901.08 and 152,246

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Solution

The fourth proportional to 252,906.32, 348,901.08 and 152,246 is: 210,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,906.32 : 348,901.08 = 152,246 : x
  2. Step 2: Convert to fraction form
    252,906.32/348,901.08 = 152,246/x
  3. Step 3: Cross multiply
    252,906.32x = 348,901.08 × 152,246
  4. Step 4: Simplify right side
    252,906.32x = 53,118,793,825.68
  5. Step 5: Solve for x
    x = 53,118,793,825.68/252,906.32
  6. Step 6: Final answer
    x = 210,033.48

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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.