Home / 112,113.23-168,174.32-44,658.05

Finding the Fourth Proportional to 112,113.23, 168,174.32 and 44,658.05

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Solution

The fourth proportional to 112,113.23, 168,174.32 and 44,658.05 is: 66,988.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,113.23 : 168,174.32 = 44,658.05 : x
  2. Step 2: Convert to fraction form
    112,113.23/168,174.32 = 44,658.05/x
  3. Step 3: Cross multiply
    112,113.23x = 168,174.32 × 44,658.05
  4. Step 4: Simplify right side
    112,113.23x = 7,510,336,967.99
  5. Step 5: Solve for x
    x = 7,510,336,967.99/112,113.23
  6. Step 6: Final answer
    x = 66,988.86

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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.