Home / 313,725.08-470,586.42-89,085.52

Finding the Fourth Proportional to 313,725.08, 470,586.42 and 89,085.52

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Solution

The fourth proportional to 313,725.08, 470,586.42 and 89,085.52 is: 133,627.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,725.08 : 470,586.42 = 89,085.52 : x
  2. Step 2: Convert to fraction form
    313,725.08/470,586.42 = 89,085.52/x
  3. Step 3: Cross multiply
    313,725.08x = 470,586.42 × 89,085.52
  4. Step 4: Simplify right side
    313,725.08x = 41,922,435,930.64
  5. Step 5: Solve for x
    x = 41,922,435,930.64/313,725.08
  6. Step 6: Final answer
    x = 133,627.94

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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.