Home / 134,610.34-201,876.63-45,861.88

Finding the Fourth Proportional to 134,610.34, 201,876.63 and 45,861.88

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Solution

The fourth proportional to 134,610.34, 201,876.63 and 45,861.88 is: 68,779.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,610.34 : 201,876.63 = 45,861.88 : x
  2. Step 2: Convert to fraction form
    134,610.34/201,876.63 = 45,861.88/x
  3. Step 3: Cross multiply
    134,610.34x = 201,876.63 × 45,861.88
  4. Step 4: Simplify right side
    134,610.34x = 9,258,441,103.19
  5. Step 5: Solve for x
    x = 9,258,441,103.19/134,610.34
  6. Step 6: Final answer
    x = 68,779.57

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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.