Home / 211,619.42-292,039.26-116,125.28

Finding the Fourth Proportional to 211,619.42, 292,039.26 and 116,125.28

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Solution

The fourth proportional to 211,619.42, 292,039.26 and 116,125.28 is: 160,255.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,619.42 : 292,039.26 = 116,125.28 : x
  2. Step 2: Convert to fraction form
    211,619.42/292,039.26 = 116,125.28/x
  3. Step 3: Cross multiply
    211,619.42x = 292,039.26 × 116,125.28
  4. Step 4: Simplify right side
    211,619.42x = 33,913,140,838.49
  5. Step 5: Solve for x
    x = 33,913,140,838.49/211,619.42
  6. Step 6: Final answer
    x = 160,255.33

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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.