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Finding the Fourth Proportional to 116,957.97, 175,369.80 and 45,797.29

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Solution

The fourth proportional to 116,957.97, 175,369.80 and 45,797.29 is: 68,669.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,957.97 : 175,369.80 = 45,797.29 : x
  2. Step 2: Convert to fraction form
    116,957.97/175,369.80 = 45,797.29/x
  3. Step 3: Cross multiply
    116,957.97x = 175,369.80 × 45,797.29
  4. Step 4: Simplify right side
    116,957.97x = 8,031,461,254.14
  5. Step 5: Solve for x
    x = 8,031,461,254.14/116,957.97
  6. Step 6: Final answer
    x = 68,669.64

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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.