Home / 68,025.46-93,784.96-55,880.32

Finding the Fourth Proportional to 68,025.46, 93,784.96 and 55,880.32

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Solution

The fourth proportional to 68,025.46, 93,784.96 and 55,880.32 is: 77,040.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,025.46 : 93,784.96 = 55,880.32 : x
  2. Step 2: Convert to fraction form
    68,025.46/93,784.96 = 55,880.32/x
  3. Step 3: Cross multiply
    68,025.46x = 93,784.96 × 55,880.32
  4. Step 4: Simplify right side
    68,025.46x = 5,240,733,575.99
  5. Step 5: Solve for x
    x = 5,240,733,575.99/68,025.46
  6. Step 6: Final answer
    x = 77,040.77

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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.