Home / 112,113.48-168,174.69-44,658.30

Finding the Fourth Proportional to 112,113.48, 168,174.69 and 44,658.30

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Solution

The fourth proportional to 112,113.48, 168,174.69 and 44,658.30 is: 66,989.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,113.48 : 168,174.69 = 44,658.30 : x
  2. Step 2: Convert to fraction form
    112,113.48/168,174.69 = 44,658.30/x
  3. Step 3: Cross multiply
    112,113.48x = 168,174.69 × 44,658.30
  4. Step 4: Simplify right side
    112,113.48x = 7,510,395,758.43
  5. Step 5: Solve for x
    x = 7,510,395,758.43/112,113.48
  6. Step 6: Final answer
    x = 66,989.23

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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.