Home / 109,409.81-164,136.83-46,230.11

Finding the Fourth Proportional to 109,409.81, 164,136.83 and 46,230.11

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Solution

The fourth proportional to 109,409.81, 164,136.83 and 46,230.11 is: 69,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,409.81 : 164,136.83 = 46,230.11 : x
  2. Step 2: Convert to fraction form
    109,409.81/164,136.83 = 46,230.11/x
  3. Step 3: Cross multiply
    109,409.81x = 164,136.83 × 46,230.11
  4. Step 4: Simplify right side
    109,409.81x = 7,588,063,269.63
  5. Step 5: Solve for x
    x = 7,588,063,269.63/109,409.81
  6. Step 6: Final answer
    x = 69,354.51

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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.