Home / 268,916.04-403,510.14-111,257.64

Finding the Fourth Proportional to 268,916.04, 403,510.14 and 111,257.64

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Solution

The fourth proportional to 268,916.04, 403,510.14 and 111,257.64 is: 166,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,916.04 : 403,510.14 = 111,257.64 : x
  2. Step 2: Convert to fraction form
    268,916.04/403,510.14 = 111,257.64/x
  3. Step 3: Cross multiply
    268,916.04x = 403,510.14 × 111,257.64
  4. Step 4: Simplify right side
    268,916.04x = 44,893,585,892.47
  5. Step 5: Solve for x
    x = 44,893,585,892.47/268,916.04
  6. Step 6: Final answer
    x = 166,942.76

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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.