Home / 88,582.30-122,245.87-54,613.23

Finding the Fourth Proportional to 88,582.30, 122,245.87 and 54,613.23

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Solution

The fourth proportional to 88,582.30, 122,245.87 and 54,613.23 is: 75,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,582.30 : 122,245.87 = 54,613.23 : x
  2. Step 2: Convert to fraction form
    88,582.30/122,245.87 = 54,613.23/x
  3. Step 3: Cross multiply
    88,582.30x = 122,245.87 × 54,613.23
  4. Step 4: Simplify right side
    88,582.30x = 6,676,241,814.86
  5. Step 5: Solve for x
    x = 6,676,241,814.86/88,582.30
  6. Step 6: Final answer
    x = 75,367.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.