Home / 211,648.80-292,066.20-116,157.12

Finding the Fourth Proportional to 211,648.80, 292,066.20 and 116,157.12

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Solution

The fourth proportional to 211,648.80, 292,066.20 and 116,157.12 is: 160,291.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,648.80 : 292,066.20 = 116,157.12 : x
  2. Step 2: Convert to fraction form
    211,648.80/292,066.20 = 116,157.12/x
  3. Step 3: Cross multiply
    211,648.80x = 292,066.20 × 116,157.12
  4. Step 4: Simplify right side
    211,648.80x = 33,925,568,641.34
  5. Step 5: Solve for x
    x = 33,925,568,641.34/211,648.80
  6. Step 6: Final answer
    x = 160,291.81

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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.