Home / 103,435.93-155,154.44-41,106.61

Finding the Fourth Proportional to 103,435.93, 155,154.44 and 41,106.61

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Solution

The fourth proportional to 103,435.93, 155,154.44 and 41,106.61 is: 61,660.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,435.93 : 155,154.44 = 41,106.61 : x
  2. Step 2: Convert to fraction form
    103,435.93/155,154.44 = 41,106.61/x
  3. Step 3: Cross multiply
    103,435.93x = 155,154.44 × 41,106.61
  4. Step 4: Simplify right side
    103,435.93x = 6,377,873,054.85
  5. Step 5: Solve for x
    x = 6,377,873,054.85/103,435.93
  6. Step 6: Final answer
    x = 61,660.13

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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.