Home / 74,283.84-102,442.08-59,226.56

Finding the Fourth Proportional to 74,283.84, 102,442.08 and 59,226.56

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Solution

The fourth proportional to 74,283.84, 102,442.08 and 59,226.56 is: 81,677.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,283.84 : 102,442.08 = 59,226.56 : x
  2. Step 2: Convert to fraction form
    74,283.84/102,442.08 = 59,226.56/x
  3. Step 3: Cross multiply
    74,283.84x = 102,442.08 × 59,226.56
  4. Step 4: Simplify right side
    74,283.84x = 6,067,291,997.64
  5. Step 5: Solve for x
    x = 6,067,291,997.64/74,283.84
  6. Step 6: Final answer
    x = 81,677.15

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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.