Home / 134,466.10-185,563.21-74,850.10

Finding the Fourth Proportional to 134,466.10, 185,563.21 and 74,850.10

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Solution

The fourth proportional to 134,466.10, 185,563.21 and 74,850.10 is: 103,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,466.10 : 185,563.21 = 74,850.10 : x
  2. Step 2: Convert to fraction form
    134,466.10/185,563.21 = 74,850.10/x
  3. Step 3: Cross multiply
    134,466.10x = 185,563.21 × 74,850.10
  4. Step 4: Simplify right side
    134,466.10x = 13,889,424,824.82
  5. Step 5: Solve for x
    x = 13,889,424,824.82/134,466.10
  6. Step 6: Final answer
    x = 103,293.13

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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.