Home / 74,284.34-102,442.77-59,227.06

Finding the Fourth Proportional to 74,284.34, 102,442.77 and 59,227.06

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Solution

The fourth proportional to 74,284.34, 102,442.77 and 59,227.06 is: 81,677.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,284.34 : 102,442.77 = 59,227.06 : x
  2. Step 2: Convert to fraction form
    74,284.34/102,442.77 = 59,227.06/x
  3. Step 3: Cross multiply
    74,284.34x = 102,442.77 × 59,227.06
  4. Step 4: Simplify right side
    74,284.34x = 6,067,384,085.36
  5. Step 5: Solve for x
    x = 6,067,384,085.36/74,284.34
  6. Step 6: Final answer
    x = 81,677.84

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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.