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Finding the Fourth Proportional to 85,294.00, 117,705.37 and 47,055.92

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Solution

The fourth proportional to 85,294.00, 117,705.37 and 47,055.92 is: 64,936.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,294.00 : 117,705.37 = 47,055.92 : x
  2. Step 2: Convert to fraction form
    85,294.00/117,705.37 = 47,055.92/x
  3. Step 3: Cross multiply
    85,294.00x = 117,705.37 × 47,055.92
  4. Step 4: Simplify right side
    85,294.00x = 5,538,734,518.45
  5. Step 5: Solve for x
    x = 5,538,734,518.45/85,294.00
  6. Step 6: Final answer
    x = 64,936.98

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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.