Home / 142,885.50-214,311.78-37,712.67

Finding the Fourth Proportional to 142,885.50, 214,311.78 and 37,712.67

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Solution

The fourth proportional to 142,885.50, 214,311.78 and 37,712.67 is: 56,564.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,885.50 : 214,311.78 = 37,712.67 : x
  2. Step 2: Convert to fraction form
    142,885.50/214,311.78 = 37,712.67/x
  3. Step 3: Cross multiply
    142,885.50x = 214,311.78 × 37,712.67
  4. Step 4: Simplify right side
    142,885.50x = 8,082,269,436.25
  5. Step 5: Solve for x
    x = 8,082,269,436.25/142,885.50
  6. Step 6: Final answer
    x = 56,564.66

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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.