Home / 170,611.42-235,519.25-110,211.51

Finding the Fourth Proportional to 170,611.42, 235,519.25 and 110,211.51

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Solution

The fourth proportional to 170,611.42, 235,519.25 and 110,211.51 is: 152,140.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,611.42 : 235,519.25 = 110,211.51 : x
  2. Step 2: Convert to fraction form
    170,611.42/235,519.25 = 110,211.51/x
  3. Step 3: Cross multiply
    170,611.42x = 235,519.25 × 110,211.51
  4. Step 4: Simplify right side
    170,611.42x = 25,956,930,447.91
  5. Step 5: Solve for x
    x = 25,956,930,447.91/170,611.42
  6. Step 6: Final answer
    x = 152,140.64

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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.