Home / 75,751.02-113,628.15-23,160.54

Finding the Fourth Proportional to 75,751.02, 113,628.15 and 23,160.54

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Solution

The fourth proportional to 75,751.02, 113,628.15 and 23,160.54 is: 34,741.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,751.02 : 113,628.15 = 23,160.54 : x
  2. Step 2: Convert to fraction form
    75,751.02/113,628.15 = 23,160.54/x
  3. Step 3: Cross multiply
    75,751.02x = 113,628.15 × 23,160.54
  4. Step 4: Simplify right side
    75,751.02x = 2,631,689,313.20
  5. Step 5: Solve for x
    x = 2,631,689,313.20/75,751.02
  6. Step 6: Final answer
    x = 34,741.31

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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.