Home / 71,289.18-106,957.46-23,908.91

Finding the Fourth Proportional to 71,289.18, 106,957.46 and 23,908.91

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Solution

The fourth proportional to 71,289.18, 106,957.46 and 23,908.91 is: 35,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,289.18 : 106,957.46 = 23,908.91 : x
  2. Step 2: Convert to fraction form
    71,289.18/106,957.46 = 23,908.91/x
  3. Step 3: Cross multiply
    71,289.18x = 106,957.46 × 23,908.91
  4. Step 4: Simplify right side
    71,289.18x = 2,557,235,809.95
  5. Step 5: Solve for x
    x = 2,557,235,809.95/71,289.18
  6. Step 6: Final answer
    x = 35,871.30

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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.