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Finding the Fourth Proportional to 109,231.99, 163,911.67 and 46,048.24

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Solution

The fourth proportional to 109,231.99, 163,911.67 and 46,048.24 is: 69,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,231.99 : 163,911.67 = 46,048.24 : x
  2. Step 2: Convert to fraction form
    109,231.99/163,911.67 = 46,048.24/x
  3. Step 3: Cross multiply
    109,231.99x = 163,911.67 × 46,048.24
  4. Step 4: Simplify right side
    109,231.99x = 7,547,843,918.96
  5. Step 5: Solve for x
    x = 7,547,843,918.96/109,231.99
  6. Step 6: Final answer
    x = 69,099.21

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1.5x scale

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.