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Finding the Fourth Proportional to 48,901.68, 67,512.96 and 35,460

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Solution

The fourth proportional to 48,901.68, 67,512.96 and 35,460 is: 48,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,901.68 : 67,512.96 = 35,460 : x
  2. Step 2: Convert to fraction form
    48,901.68/67,512.96 = 35,460/x
  3. Step 3: Cross multiply
    48,901.68x = 67,512.96 × 35,460
  4. Step 4: Simplify right side
    48,901.68x = 2,394,009,561.60
  5. Step 5: Solve for x
    x = 2,394,009,561.60/48,901.68
  6. Step 6: Final answer
    x = 48,955.57

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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.