Home / 124,763.36-172,173.89-68,174.73

Finding the Fourth Proportional to 124,763.36, 172,173.89 and 68,174.73

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Solution

The fourth proportional to 124,763.36, 172,173.89 and 68,174.73 is: 94,081.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,763.36 : 172,173.89 = 68,174.73 : x
  2. Step 2: Convert to fraction form
    124,763.36/172,173.89 = 68,174.73/x
  3. Step 3: Cross multiply
    124,763.36x = 172,173.89 × 68,174.73
  4. Step 4: Simplify right side
    124,763.36x = 11,737,908,122.93
  5. Step 5: Solve for x
    x = 11,737,908,122.93/124,763.36
  6. Step 6: Final answer
    x = 94,081.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.