Home / 82,201.47-113,438.02-44,475.72

Finding the Fourth Proportional to 82,201.47, 113,438.02 and 44,475.72

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Solution

The fourth proportional to 82,201.47, 113,438.02 and 44,475.72 is: 61,376.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,201.47 : 113,438.02 = 44,475.72 : x
  2. Step 2: Convert to fraction form
    82,201.47/113,438.02 = 44,475.72/x
  3. Step 3: Cross multiply
    82,201.47x = 113,438.02 × 44,475.72
  4. Step 4: Simplify right side
    82,201.47x = 5,045,237,614.87
  5. Step 5: Solve for x
    x = 5,045,237,614.87/82,201.47
  6. Step 6: Final answer
    x = 61,376.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.