Home / 74,466.46-102,764.41-40,475.03

Finding the Fourth Proportional to 74,466.46, 102,764.41 and 40,475.03

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Solution

The fourth proportional to 74,466.46, 102,764.41 and 40,475.03 is: 55,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,466.46 : 102,764.41 = 40,475.03 : x
  2. Step 2: Convert to fraction form
    74,466.46/102,764.41 = 40,475.03/x
  3. Step 3: Cross multiply
    74,466.46x = 102,764.41 × 40,475.03
  4. Step 4: Simplify right side
    74,466.46x = 4,159,392,155.36
  5. Step 5: Solve for x
    x = 4,159,392,155.36/74,466.46
  6. Step 6: Final answer
    x = 55,855.91

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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.