Home / 75,672.02-104,423.31-41,673.89

Finding the Fourth Proportional to 75,672.02, 104,423.31 and 41,673.89

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Solution

The fourth proportional to 75,672.02, 104,423.31 and 41,673.89 is: 57,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,672.02 : 104,423.31 = 41,673.89 : x
  2. Step 2: Convert to fraction form
    75,672.02/104,423.31 = 41,673.89/x
  3. Step 3: Cross multiply
    75,672.02x = 104,423.31 × 41,673.89
  4. Step 4: Simplify right side
    75,672.02x = 4,351,725,534.38
  5. Step 5: Solve for x
    x = 4,351,725,534.38/75,672.02
  6. Step 6: Final answer
    x = 57,507.72

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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.