Home / 112,017.33-168,022.62-45,455.85

Finding the Fourth Proportional to 112,017.33, 168,022.62 and 45,455.85

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Solution

The fourth proportional to 112,017.33, 168,022.62 and 45,455.85 is: 68,182.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,017.33 : 168,022.62 = 45,455.85 : x
  2. Step 2: Convert to fraction form
    112,017.33/168,022.62 = 45,455.85/x
  3. Step 3: Cross multiply
    112,017.33x = 168,022.62 × 45,455.85
  4. Step 4: Simplify right side
    112,017.33x = 7,637,611,011.33
  5. Step 5: Solve for x
    x = 7,637,611,011.33/112,017.33
  6. Step 6: Final answer
    x = 68,182.41

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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.