Home / 103,927.80-155,661.30-41,566.20

Finding the Fourth Proportional to 103,927.80, 155,661.30 and 41,566.20

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Solution

The fourth proportional to 103,927.80, 155,661.30 and 41,566.20 is: 62,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,927.80 : 155,661.30 = 41,566.20 : x
  2. Step 2: Convert to fraction form
    103,927.80/155,661.30 = 41,566.20/x
  3. Step 3: Cross multiply
    103,927.80x = 155,661.30 × 41,566.20
  4. Step 4: Simplify right side
    103,927.80x = 6,470,248,728.06
  5. Step 5: Solve for x
    x = 6,470,248,728.06/103,927.80
  6. Step 6: Final answer
    x = 62,257.15

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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.