Home / 213,099.45-294,068.64-117,604.90

Finding the Fourth Proportional to 213,099.45, 294,068.64 and 117,604.90

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Solution

The fourth proportional to 213,099.45, 294,068.64 and 117,604.90 is: 162,290.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,099.45 : 294,068.64 = 117,604.90 : x
  2. Step 2: Convert to fraction form
    213,099.45/294,068.64 = 117,604.90/x
  3. Step 3: Cross multiply
    213,099.45x = 294,068.64 × 117,604.90
  4. Step 4: Simplify right side
    213,099.45x = 34,583,913,000.34
  5. Step 5: Solve for x
    x = 34,583,913,000.34/213,099.45
  6. Step 6: Final answer
    x = 162,290.02

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1.5x scale

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.