Home / 63,621.81-95,285.03-61,407.54

Finding the Fourth Proportional to 63,621.81, 95,285.03 and 61,407.54

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Solution

The fourth proportional to 63,621.81, 95,285.03 and 61,407.54 is: 91,968.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,621.81 : 95,285.03 = 61,407.54 : x
  2. Step 2: Convert to fraction form
    63,621.81/95,285.03 = 61,407.54/x
  3. Step 3: Cross multiply
    63,621.81x = 95,285.03 × 61,407.54
  4. Step 4: Simplify right side
    63,621.81x = 5,851,218,984.09
  5. Step 5: Solve for x
    x = 5,851,218,984.09/63,621.81
  6. Step 6: Final answer
    x = 91,968.76

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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.