Home / 211,770.42-292,241.16-116,276.28

Finding the Fourth Proportional to 211,770.42, 292,241.16 and 116,276.28

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Solution

The fourth proportional to 211,770.42, 292,241.16 and 116,276.28 is: 160,460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,770.42 : 292,241.16 = 116,276.28 : x
  2. Step 2: Convert to fraction form
    211,770.42/292,241.16 = 116,276.28/x
  3. Step 3: Cross multiply
    211,770.42x = 292,241.16 × 116,276.28
  4. Step 4: Simplify right side
    211,770.42x = 33,980,714,947.68
  5. Step 5: Solve for x
    x = 33,980,714,947.68/211,770.42
  6. Step 6: Final answer
    x = 160,460.16

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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.