Home / 74,486.32-102,812.92-44,292.90

Finding the Fourth Proportional to 74,486.32, 102,812.92 and 44,292.90

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Solution

The fourth proportional to 74,486.32, 102,812.92 and 44,292.90 is: 61,137.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,486.32 : 102,812.92 = 44,292.90 : x
  2. Step 2: Convert to fraction form
    74,486.32/102,812.92 = 44,292.90/x
  3. Step 3: Cross multiply
    74,486.32x = 102,812.92 × 44,292.90
  4. Step 4: Simplify right side
    74,486.32x = 4,553,882,494.50
  5. Step 5: Solve for x
    x = 4,553,882,494.50/74,486.32
  6. Step 6: Final answer
    x = 61,137.17

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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.