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Finding the Fourth Proportional to 219,570.40, 303,007.44 and 118,968.32

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Solution

The fourth proportional to 219,570.40, 303,007.44 and 118,968.32 is: 164,176.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,570.40 : 303,007.44 = 118,968.32 : x
  2. Step 2: Convert to fraction form
    219,570.40/303,007.44 = 118,968.32/x
  3. Step 3: Cross multiply
    219,570.40x = 303,007.44 × 118,968.32
  4. Step 4: Simplify right side
    219,570.40x = 36,048,286,084.30
  5. Step 5: Solve for x
    x = 36,048,286,084.30/219,570.40
  6. Step 6: Final answer
    x = 164,176.44

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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.