Home / 211,620.42-292,040.64-116,126.28

Finding the Fourth Proportional to 211,620.42, 292,040.64 and 116,126.28

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Solution

The fourth proportional to 211,620.42, 292,040.64 and 116,126.28 is: 160,256.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,620.42 : 292,040.64 = 116,126.28 : x
  2. Step 2: Convert to fraction form
    211,620.42/292,040.64 = 116,126.28/x
  3. Step 3: Cross multiply
    211,620.42x = 292,040.64 × 116,126.28
  4. Step 4: Simplify right side
    211,620.42x = 33,913,593,132.02
  5. Step 5: Solve for x
    x = 33,913,593,132.02/211,620.42
  6. Step 6: Final answer
    x = 160,256.71

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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.