Home / 88,986.20-133,479.30-46,808.60

Finding the Fourth Proportional to 88,986.20, 133,479.30 and 46,808.60

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Solution

The fourth proportional to 88,986.20, 133,479.30 and 46,808.60 is: 70,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,986.20 : 133,479.30 = 46,808.60 : x
  2. Step 2: Convert to fraction form
    88,986.20/133,479.30 = 46,808.60/x
  3. Step 3: Cross multiply
    88,986.20x = 133,479.30 × 46,808.60
  4. Step 4: Simplify right side
    88,986.20x = 6,247,979,161.98
  5. Step 5: Solve for x
    x = 6,247,979,161.98/88,986.20
  6. Step 6: Final answer
    x = 70,212.90

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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.