Home / 199,118.55-298,630.65-56,959.44

Finding the Fourth Proportional to 199,118.55, 298,630.65 and 56,959.44

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Solution

The fourth proportional to 199,118.55, 298,630.65 and 56,959.44 is: 85,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,118.55 : 298,630.65 = 56,959.44 : x
  2. Step 2: Convert to fraction form
    199,118.55/298,630.65 = 56,959.44/x
  3. Step 3: Cross multiply
    199,118.55x = 298,630.65 × 56,959.44
  4. Step 4: Simplify right side
    199,118.55x = 17,009,834,590.84
  5. Step 5: Solve for x
    x = 17,009,834,590.84/199,118.55
  6. Step 6: Final answer
    x = 85,425.67

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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.