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Finding the Fourth Proportional to 68,496.99, 94,585.96 and 43,047.46

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Solution

The fourth proportional to 68,496.99, 94,585.96 and 43,047.46 is: 59,443.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,496.99 : 94,585.96 = 43,047.46 : x
  2. Step 2: Convert to fraction form
    68,496.99/94,585.96 = 43,047.46/x
  3. Step 3: Cross multiply
    68,496.99x = 94,585.96 × 43,047.46
  4. Step 4: Simplify right side
    68,496.99x = 4,071,685,329.66
  5. Step 5: Solve for x
    x = 4,071,685,329.66/68,496.99
  6. Step 6: Final answer
    x = 59,443.27

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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.