Home / 85,208.40-117,607.61-52,967.34

Finding the Fourth Proportional to 85,208.40, 117,607.61 and 52,967.34

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Solution

The fourth proportional to 85,208.40, 117,607.61 and 52,967.34 is: 73,107.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,208.40 : 117,607.61 = 52,967.34 : x
  2. Step 2: Convert to fraction form
    85,208.40/117,607.61 = 52,967.34/x
  3. Step 3: Cross multiply
    85,208.40x = 117,607.61 × 52,967.34
  4. Step 4: Simplify right side
    85,208.40x = 6,229,362,000.62
  5. Step 5: Solve for x
    x = 6,229,362,000.62/85,208.40
  6. Step 6: Final answer
    x = 73,107.37

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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.