Home / 255,902.09-383,902.34-98,118.24

Finding the Fourth Proportional to 255,902.09, 383,902.34 and 98,118.24

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Solution

The fourth proportional to 255,902.09, 383,902.34 and 98,118.24 is: 147,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,902.09 : 383,902.34 = 98,118.24 : x
  2. Step 2: Convert to fraction form
    255,902.09/383,902.34 = 98,118.24/x
  3. Step 3: Cross multiply
    255,902.09x = 383,902.34 × 98,118.24
  4. Step 4: Simplify right side
    255,902.09x = 37,667,821,442.09
  5. Step 5: Solve for x
    x = 37,667,821,442.09/255,902.09
  6. Step 6: Final answer
    x = 147,196.22

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1.5x scale

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.