Home / 235,021.08-324,380.28-144,424.60

Finding the Fourth Proportional to 235,021.08, 324,380.28 and 144,424.60

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Solution

The fourth proportional to 235,021.08, 324,380.28 and 144,424.60 is: 199,337.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,021.08 : 324,380.28 = 144,424.60 : x
  2. Step 2: Convert to fraction form
    235,021.08/324,380.28 = 144,424.60/x
  3. Step 3: Cross multiply
    235,021.08x = 324,380.28 × 144,424.60
  4. Step 4: Simplify right side
    235,021.08x = 46,848,492,186.89
  5. Step 5: Solve for x
    x = 46,848,492,186.89/235,021.08
  6. Step 6: Final answer
    x = 199,337.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.