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Finding the Fourth Proportional to 169,301.73, 253,729.79 and 94,457.12

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Solution

The fourth proportional to 169,301.73, 253,729.79 and 94,457.12 is: 141,561.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,301.73 : 253,729.79 = 94,457.12 : x
  2. Step 2: Convert to fraction form
    169,301.73/253,729.79 = 94,457.12/x
  3. Step 3: Cross multiply
    169,301.73x = 253,729.79 × 94,457.12
  4. Step 4: Simplify right side
    169,301.73x = 23,966,583,480.67
  5. Step 5: Solve for x
    x = 23,966,583,480.67/169,301.73
  6. Step 6: Final answer
    x = 141,561.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.