Home / 69,303.14-103,954.49-16,712.63

Finding the Fourth Proportional to 69,303.14, 103,954.49 and 16,712.63

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Solution

The fourth proportional to 69,303.14, 103,954.49 and 16,712.63 is: 25,068.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,303.14 : 103,954.49 = 16,712.63 : x
  2. Step 2: Convert to fraction form
    69,303.14/103,954.49 = 16,712.63/x
  3. Step 3: Cross multiply
    69,303.14x = 103,954.49 × 16,712.63
  4. Step 4: Simplify right side
    69,303.14x = 1,737,352,777.37
  5. Step 5: Solve for x
    x = 1,737,352,777.37/69,303.14
  6. Step 6: Final answer
    x = 25,068.89

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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.