Home / 211,903.96-292,504.23-140,307.04

Finding the Fourth Proportional to 211,903.96, 292,504.23 and 140,307.04

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Solution

The fourth proportional to 211,903.96, 292,504.23 and 140,307.04 is: 193,674.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,903.96 : 292,504.23 = 140,307.04 : x
  2. Step 2: Convert to fraction form
    211,903.96/292,504.23 = 140,307.04/x
  3. Step 3: Cross multiply
    211,903.96x = 292,504.23 × 140,307.04
  4. Step 4: Simplify right side
    211,903.96x = 41,040,402,698.78
  5. Step 5: Solve for x
    x = 41,040,402,698.78/211,903.96
  6. Step 6: Final answer
    x = 193,674.54

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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.