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Finding the Fourth Proportional to 211,866.44, 292,376.94 and 116,370.68

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Solution

The fourth proportional to 211,866.44, 292,376.94 and 116,370.68 is: 160,592.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,866.44 : 292,376.94 = 116,370.68 : x
  2. Step 2: Convert to fraction form
    211,866.44/292,376.94 = 116,370.68/x
  3. Step 3: Cross multiply
    211,866.44x = 292,376.94 × 116,370.68
  4. Step 4: Simplify right side
    211,866.44x = 34,024,103,324.12
  5. Step 5: Solve for x
    x = 34,024,103,324.12/211,866.44
  6. Step 6: Final answer
    x = 160,592.23

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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.