Home / 211,611.92-292,014.42-116,116.52

Finding the Fourth Proportional to 211,611.92, 292,014.42 and 116,116.52

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Solution

The fourth proportional to 211,611.92, 292,014.42 and 116,116.52 is: 160,235.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,611.92 : 292,014.42 = 116,116.52 : x
  2. Step 2: Convert to fraction form
    211,611.92/292,014.42 = 116,116.52/x
  3. Step 3: Cross multiply
    211,611.92x = 292,014.42 × 116,116.52
  4. Step 4: Simplify right side
    211,611.92x = 33,907,698,240.22
  5. Step 5: Solve for x
    x = 33,907,698,240.22/211,611.92
  6. Step 6: Final answer
    x = 160,235.29

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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.