Home / 211,771.42-292,242.54-116,277.28

Finding the Fourth Proportional to 211,771.42, 292,242.54 and 116,277.28

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Solution

The fourth proportional to 211,771.42, 292,242.54 and 116,277.28 is: 160,461.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,771.42 : 292,242.54 = 116,277.28 : x
  2. Step 2: Convert to fraction form
    211,771.42/292,242.54 = 116,277.28/x
  3. Step 3: Cross multiply
    211,771.42x = 292,242.54 × 116,277.28
  4. Step 4: Simplify right side
    211,771.42x = 33,981,167,651.49
  5. Step 5: Solve for x
    x = 33,981,167,651.49/211,771.42
  6. Step 6: Final answer
    x = 160,461.54

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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.