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Finding the Fourth Proportional to 70,935.35, 97,930.82 and 47,094.62

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Solution

The fourth proportional to 70,935.35, 97,930.82 and 47,094.62 is: 65,017.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,935.35 : 97,930.82 = 47,094.62 : x
  2. Step 2: Convert to fraction form
    70,935.35/97,930.82 = 47,094.62/x
  3. Step 3: Cross multiply
    70,935.35x = 97,930.82 × 47,094.62
  4. Step 4: Simplify right side
    70,935.35x = 4,612,014,382.27
  5. Step 5: Solve for x
    x = 4,612,014,382.27/70,935.35
  6. Step 6: Final answer
    x = 65,017.16

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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.