Home / 74,142.02-102,294.56-41,874.93

Finding the Fourth Proportional to 74,142.02, 102,294.56 and 41,874.93

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Solution

The fourth proportional to 74,142.02, 102,294.56 and 41,874.93 is: 57,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,142.02 : 102,294.56 = 41,874.93 : x
  2. Step 2: Convert to fraction form
    74,142.02/102,294.56 = 41,874.93/x
  3. Step 3: Cross multiply
    74,142.02x = 102,294.56 × 41,874.93
  4. Step 4: Simplify right side
    74,142.02x = 4,283,577,644.07
  5. Step 5: Solve for x
    x = 4,283,577,644.07/74,142.02
  6. Step 6: Final answer
    x = 57,775.30

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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.