Home / 156,266.29-234,428.60-51,091.03

Finding the Fourth Proportional to 156,266.29, 234,428.60 and 51,091.03

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Solution

The fourth proportional to 156,266.29, 234,428.60 and 51,091.03 is: 76,646.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,266.29 : 234,428.60 = 51,091.03 : x
  2. Step 2: Convert to fraction form
    156,266.29/234,428.60 = 51,091.03/x
  3. Step 3: Cross multiply
    156,266.29x = 234,428.60 × 51,091.03
  4. Step 4: Simplify right side
    156,266.29x = 11,977,198,635.46
  5. Step 5: Solve for x
    x = 11,977,198,635.46/156,266.29
  6. Step 6: Final answer
    x = 76,646.08

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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.