Home / 171,447.75-236,543.22-111,064.68

Finding the Fourth Proportional to 171,447.75, 236,543.22 and 111,064.68

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Solution

The fourth proportional to 171,447.75, 236,543.22 and 111,064.68 is: 153,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,447.75 : 236,543.22 = 111,064.68 : x
  2. Step 2: Convert to fraction form
    171,447.75/236,543.22 = 111,064.68/x
  3. Step 3: Cross multiply
    171,447.75x = 236,543.22 × 111,064.68
  4. Step 4: Simplify right side
    171,447.75x = 26,271,597,035.47
  5. Step 5: Solve for x
    x = 26,271,597,035.47/171,447.75
  6. Step 6: Final answer
    x = 153,233.84

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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.