Home / 174,640.46-261,741.53-74,683.11

Finding the Fourth Proportional to 174,640.46, 261,741.53 and 74,683.11

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Solution

The fourth proportional to 174,640.46, 261,741.53 and 74,683.11 is: 111,930.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,640.46 : 261,741.53 = 74,683.11 : x
  2. Step 2: Convert to fraction form
    174,640.46/261,741.53 = 74,683.11/x
  3. Step 3: Cross multiply
    174,640.46x = 261,741.53 × 74,683.11
  4. Step 4: Simplify right side
    174,640.46x = 19,547,672,224.70
  5. Step 5: Solve for x
    x = 19,547,672,224.70/174,640.46
  6. Step 6: Final answer
    x = 111,930.95

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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.