Home / 89,596.02-123,635.66-51,355.11

Finding the Fourth Proportional to 89,596.02, 123,635.66 and 51,355.11

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Solution

The fourth proportional to 89,596.02, 123,635.66 and 51,355.11 is: 70,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,596.02 : 123,635.66 = 51,355.11 : x
  2. Step 2: Convert to fraction form
    89,596.02/123,635.66 = 51,355.11/x
  3. Step 3: Cross multiply
    89,596.02x = 123,635.66 × 51,355.11
  4. Step 4: Simplify right side
    89,596.02x = 6,349,322,662.45
  5. Step 5: Solve for x
    x = 6,349,322,662.45/89,596.02
  6. Step 6: Final answer
    x = 70,866.12

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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.