Home / 134,383.85-201,545.24-39,620.45

Finding the Fourth Proportional to 134,383.85, 201,545.24 and 39,620.45

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Solution

The fourth proportional to 134,383.85, 201,545.24 and 39,620.45 is: 59,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,383.85 : 201,545.24 = 39,620.45 : x
  2. Step 2: Convert to fraction form
    134,383.85/201,545.24 = 39,620.45/x
  3. Step 3: Cross multiply
    134,383.85x = 201,545.24 × 39,620.45
  4. Step 4: Simplify right side
    134,383.85x = 7,985,311,898.33
  5. Step 5: Solve for x
    x = 7,985,311,898.33/134,383.85
  6. Step 6: Final answer
    x = 59,421.67

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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.