Home / 74,983.69-112,475.67-22,389.04

Finding the Fourth Proportional to 74,983.69, 112,475.67 and 22,389.04

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Solution

The fourth proportional to 74,983.69, 112,475.67 and 22,389.04 is: 33,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,983.69 : 112,475.67 = 22,389.04 : x
  2. Step 2: Convert to fraction form
    74,983.69/112,475.67 = 22,389.04/x
  3. Step 3: Cross multiply
    74,983.69x = 112,475.67 × 22,389.04
  4. Step 4: Simplify right side
    74,983.69x = 2,518,222,274.66
  5. Step 5: Solve for x
    x = 2,518,222,274.66/74,983.69
  6. Step 6: Final answer
    x = 33,583.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.