Home / 109,552.02-164,396.06-70,137.42

Finding the Fourth Proportional to 109,552.02, 164,396.06 and 70,137.42

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Solution

The fourth proportional to 109,552.02, 164,396.06 and 70,137.42 is: 105,249.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,552.02 : 164,396.06 = 70,137.42 : x
  2. Step 2: Convert to fraction form
    109,552.02/164,396.06 = 70,137.42/x
  3. Step 3: Cross multiply
    109,552.02x = 164,396.06 × 70,137.42
  4. Step 4: Simplify right side
    109,552.02x = 11,530,315,506.57
  5. Step 5: Solve for x
    x = 11,530,315,506.57/109,552.02
  6. Step 6: Final answer
    x = 105,249.68

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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.