Home / 102,092.12-152,982.24-42,895.44

Finding the Fourth Proportional to 102,092.12, 152,982.24 and 42,895.44

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Solution

The fourth proportional to 102,092.12, 152,982.24 and 42,895.44 is: 64,277.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,092.12 : 152,982.24 = 42,895.44 : x
  2. Step 2: Convert to fraction form
    102,092.12/152,982.24 = 42,895.44/x
  3. Step 3: Cross multiply
    102,092.12x = 152,982.24 × 42,895.44
  4. Step 4: Simplify right side
    102,092.12x = 6,562,240,496.99
  5. Step 5: Solve for x
    x = 6,562,240,496.99/102,092.12
  6. Step 6: Final answer
    x = 64,277.64

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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.