Home / 102,841.70-154,281.84-46,685.77

Finding the Fourth Proportional to 102,841.70, 154,281.84 and 46,685.77

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Solution

The fourth proportional to 102,841.70, 154,281.84 and 46,685.77 is: 70,037.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,841.70 : 154,281.84 = 46,685.77 : x
  2. Step 2: Convert to fraction form
    102,841.70/154,281.84 = 46,685.77/x
  3. Step 3: Cross multiply
    102,841.70x = 154,281.84 × 46,685.77
  4. Step 4: Simplify right side
    102,841.70x = 7,202,766,067.94
  5. Step 5: Solve for x
    x = 7,202,766,067.94/102,841.70
  6. Step 6: Final answer
    x = 70,037.41

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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.