Home / 112,207.44-168,304.56-42,080.88

Finding the Fourth Proportional to 112,207.44, 168,304.56 and 42,080.88

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Solution

The fourth proportional to 112,207.44, 168,304.56 and 42,080.88 is: 63,118.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,207.44 : 168,304.56 = 42,080.88 : x
  2. Step 2: Convert to fraction form
    112,207.44/168,304.56 = 42,080.88/x
  3. Step 3: Cross multiply
    112,207.44x = 168,304.56 × 42,080.88
  4. Step 4: Simplify right side
    112,207.44x = 7,082,403,992.81
  5. Step 5: Solve for x
    x = 7,082,403,992.81/112,207.44
  6. Step 6: Final answer
    x = 63,118.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.