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Finding the Fourth Proportional to 238,446.96, 357,725.76 and 69,960.48

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Solution

The fourth proportional to 238,446.96, 357,725.76 and 69,960.48 is: 104,956.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,446.96 : 357,725.76 = 69,960.48 : x
  2. Step 2: Convert to fraction form
    238,446.96/357,725.76 = 69,960.48/x
  3. Step 3: Cross multiply
    238,446.96x = 357,725.76 × 69,960.48
  4. Step 4: Simplify right side
    238,446.96x = 25,026,665,877.96
  5. Step 5: Solve for x
    x = 25,026,665,877.96/238,446.96
  6. Step 6: Final answer
    x = 104,956.95

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1.5x scale

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.