Home / 74,965.52-112,466.72-52,822.15

Finding the Fourth Proportional to 74,965.52, 112,466.72 and 52,822.15

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Solution

The fourth proportional to 74,965.52, 112,466.72 and 52,822.15 is: 79,246.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,965.52 : 112,466.72 = 52,822.15 : x
  2. Step 2: Convert to fraction form
    74,965.52/112,466.72 = 52,822.15/x
  3. Step 3: Cross multiply
    74,965.52x = 112,466.72 × 52,822.15
  4. Step 4: Simplify right side
    74,965.52x = 5,940,733,804.74
  5. Step 5: Solve for x
    x = 5,940,733,804.74/74,965.52
  6. Step 6: Final answer
    x = 79,246.21

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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.