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Finding the Fourth Proportional to 213,988.44, 295,303.98 and 118,495.11

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Solution

The fourth proportional to 213,988.44, 295,303.98 and 118,495.11 is: 163,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,988.44 : 295,303.98 = 118,495.11 : x
  2. Step 2: Convert to fraction form
    213,988.44/295,303.98 = 118,495.11/x
  3. Step 3: Cross multiply
    213,988.44x = 295,303.98 × 118,495.11
  4. Step 4: Simplify right side
    213,988.44x = 34,992,077,593.54
  5. Step 5: Solve for x
    x = 34,992,077,593.54/213,988.44
  6. Step 6: Final answer
    x = 163,523.21

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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.