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Finding the Fourth Proportional to 213,980.59, 295,600.80 and 170,903.52

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Solution

The fourth proportional to 213,980.59, 295,600.80 and 170,903.52 is: 236,092.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,980.59 : 295,600.80 = 170,903.52 : x
  2. Step 2: Convert to fraction form
    213,980.59/295,600.80 = 170,903.52/x
  3. Step 3: Cross multiply
    213,980.59x = 295,600.80 × 170,903.52
  4. Step 4: Simplify right side
    213,980.59x = 50,519,217,234.82
  5. Step 5: Solve for x
    x = 50,519,217,234.82/213,980.59
  6. Step 6: Final answer
    x = 236,092.53

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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.