Home / 97,949.58-146,916.20-69,368.36

Finding the Fourth Proportional to 97,949.58, 146,916.20 and 69,368.36

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Solution

The fourth proportional to 97,949.58, 146,916.20 and 69,368.36 is: 104,046.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,949.58 : 146,916.20 = 69,368.36 : x
  2. Step 2: Convert to fraction form
    97,949.58/146,916.20 = 69,368.36/x
  3. Step 3: Cross multiply
    97,949.58x = 146,916.20 × 69,368.36
  4. Step 4: Simplify right side
    97,949.58x = 10,191,335,851.43
  5. Step 5: Solve for x
    x = 10,191,335,851.43/97,949.58
  6. Step 6: Final answer
    x = 104,046.75

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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.