Home / 178,804.27-268,206.09-45,684.55

Finding the Fourth Proportional to 178,804.27, 268,206.09 and 45,684.55

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Solution

The fourth proportional to 178,804.27, 268,206.09 and 45,684.55 is: 68,526.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,804.27 : 268,206.09 = 45,684.55 : x
  2. Step 2: Convert to fraction form
    178,804.27/268,206.09 = 45,684.55/x
  3. Step 3: Cross multiply
    178,804.27x = 268,206.09 × 45,684.55
  4. Step 4: Simplify right side
    178,804.27x = 12,252,874,528.91
  5. Step 5: Solve for x
    x = 12,252,874,528.91/178,804.27
  6. Step 6: Final answer
    x = 68,526.74

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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.