Home / 133,515.60-200,247.90-40,021.35

Finding the Fourth Proportional to 133,515.60, 200,247.90 and 40,021.35

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Solution

The fourth proportional to 133,515.60, 200,247.90 and 40,021.35 is: 60,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,515.60 : 200,247.90 = 40,021.35 : x
  2. Step 2: Convert to fraction form
    133,515.60/200,247.90 = 40,021.35/x
  3. Step 3: Cross multiply
    133,515.60x = 200,247.90 × 40,021.35
  4. Step 4: Simplify right side
    133,515.60x = 8,014,191,292.67
  5. Step 5: Solve for x
    x = 8,014,191,292.67/133,515.60
  6. Step 6: Final answer
    x = 60,024.38

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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.