Home / 211,912.96-292,445.04-116,425.84

Finding the Fourth Proportional to 211,912.96, 292,445.04 and 116,425.84

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Solution

The fourth proportional to 211,912.96, 292,445.04 and 116,425.84 is: 160,670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,912.96 : 292,445.04 = 116,425.84 : x
  2. Step 2: Convert to fraction form
    211,912.96/292,445.04 = 116,425.84/x
  3. Step 3: Cross multiply
    211,912.96x = 292,445.04 × 116,425.84
  4. Step 4: Simplify right side
    211,912.96x = 34,048,159,435.83
  5. Step 5: Solve for x
    x = 34,048,159,435.83/211,912.96
  6. Step 6: Final answer
    x = 160,670.49

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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.