Home / 286,104.42-429,215.78-93,993.39

Finding the Fourth Proportional to 286,104.42, 429,215.78 and 93,993.39

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Solution

The fourth proportional to 286,104.42, 429,215.78 and 93,993.39 is: 141,009.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,104.42 : 429,215.78 = 93,993.39 : x
  2. Step 2: Convert to fraction form
    286,104.42/429,215.78 = 93,993.39/x
  3. Step 3: Cross multiply
    286,104.42x = 429,215.78 × 93,993.39
  4. Step 4: Simplify right side
    286,104.42x = 40,343,445,733.73
  5. Step 5: Solve for x
    x = 40,343,445,733.73/286,104.42
  6. Step 6: Final answer
    x = 141,009.52

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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.