Home / 298,032.03-411,289.08-162,068.67

Finding the Fourth Proportional to 298,032.03, 411,289.08 and 162,068.67

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Solution

The fourth proportional to 298,032.03, 411,289.08 and 162,068.67 is: 223,657.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,032.03 : 411,289.08 = 162,068.67 : x
  2. Step 2: Convert to fraction form
    298,032.03/411,289.08 = 162,068.67/x
  3. Step 3: Cross multiply
    298,032.03x = 411,289.08 × 162,068.67
  4. Step 4: Simplify right side
    298,032.03x = 66,657,074,181.12
  5. Step 5: Solve for x
    x = 66,657,074,181.12/298,032.03
  6. Step 6: Final answer
    x = 223,657.42

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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.