Home / 211,613.50-292,026.21-114,817.32

Finding the Fourth Proportional to 211,613.50, 292,026.21 and 114,817.32

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Solution

The fourth proportional to 211,613.50, 292,026.21 and 114,817.32 is: 158,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,613.50 : 292,026.21 = 114,817.32 : x
  2. Step 2: Convert to fraction form
    211,613.50/292,026.21 = 114,817.32/x
  3. Step 3: Cross multiply
    211,613.50x = 292,026.21 × 114,817.32
  4. Step 4: Simplify right side
    211,613.50x = 33,529,667,017.24
  5. Step 5: Solve for x
    x = 33,529,667,017.24/211,613.50
  6. Step 6: Final answer
    x = 158,447.68

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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.