Home / 262,830.40-362,705.91-141,971.69

Finding the Fourth Proportional to 262,830.40, 362,705.91 and 141,971.69

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Solution

The fourth proportional to 262,830.40, 362,705.91 and 141,971.69 is: 195,920.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,830.40 : 362,705.91 = 141,971.69 : x
  2. Step 2: Convert to fraction form
    262,830.40/362,705.91 = 141,971.69/x
  3. Step 3: Cross multiply
    262,830.40x = 362,705.91 × 141,971.69
  4. Step 4: Simplify right side
    262,830.40x = 51,493,971,390.06
  5. Step 5: Solve for x
    x = 51,493,971,390.06/262,830.40
  6. Step 6: Final answer
    x = 195,920.91

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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.