Home / 211,751.90-292,218.19-116,264.78

Finding the Fourth Proportional to 211,751.90, 292,218.19 and 116,264.78

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Solution

The fourth proportional to 211,751.90, 292,218.19 and 116,264.78 is: 160,445.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,751.90 : 292,218.19 = 116,264.78 : x
  2. Step 2: Convert to fraction form
    211,751.90/292,218.19 = 116,264.78/x
  3. Step 3: Cross multiply
    211,751.90x = 292,218.19 × 116,264.78
  4. Step 4: Simplify right side
    211,751.90x = 33,974,682,111.26
  5. Step 5: Solve for x
    x = 33,974,682,111.26/211,751.90
  6. Step 6: Final answer
    x = 160,445.71

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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.