Home / 137,140.03-205,636.07-62,219.30

Finding the Fourth Proportional to 137,140.03, 205,636.07 and 62,219.30

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Solution

The fourth proportional to 137,140.03, 205,636.07 and 62,219.30 is: 93,295.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,140.03 : 205,636.07 = 62,219.30 : x
  2. Step 2: Convert to fraction form
    137,140.03/205,636.07 = 62,219.30/x
  3. Step 3: Cross multiply
    137,140.03x = 205,636.07 × 62,219.30
  4. Step 4: Simplify right side
    137,140.03x = 12,794,531,301.97
  5. Step 5: Solve for x
    x = 12,794,531,301.97/137,140.03
  6. Step 6: Final answer
    x = 93,295.38

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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.