Home / 88,815.07-133,243.55-28,843.35

Finding the Fourth Proportional to 88,815.07, 133,243.55 and 28,843.35

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Solution

The fourth proportional to 88,815.07, 133,243.55 and 28,843.35 is: 43,271.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,815.07 : 133,243.55 = 28,843.35 : x
  2. Step 2: Convert to fraction form
    88,815.07/133,243.55 = 28,843.35/x
  3. Step 3: Cross multiply
    88,815.07x = 133,243.55 × 28,843.35
  4. Step 4: Simplify right side
    88,815.07x = 3,843,189,812.18
  5. Step 5: Solve for x
    x = 3,843,189,812.18/88,815.07
  6. Step 6: Final answer
    x = 43,271.82

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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.