Home / 106,821.70-160,235.82-36,700

Finding the Fourth Proportional to 106,821.70, 160,235.82 and 36,700

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Solution

The fourth proportional to 106,821.70, 160,235.82 and 36,700 is: 55,051.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,821.70 : 160,235.82 = 36,700 : x
  2. Step 2: Convert to fraction form
    106,821.70/160,235.82 = 36,700/x
  3. Step 3: Cross multiply
    106,821.70x = 160,235.82 × 36,700
  4. Step 4: Simplify right side
    106,821.70x = 5,880,654,594
  5. Step 5: Solve for x
    x = 5,880,654,594/106,821.70
  6. Step 6: Final answer
    x = 55,051.12

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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.