Home / 100,848.60-151,272.90-26,976.60

Finding the Fourth Proportional to 100,848.60, 151,272.90 and 26,976.60

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Solution

The fourth proportional to 100,848.60, 151,272.90 and 26,976.60 is: 40,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,848.60 : 151,272.90 = 26,976.60 : x
  2. Step 2: Convert to fraction form
    100,848.60/151,272.90 = 26,976.60/x
  3. Step 3: Cross multiply
    100,848.60x = 151,272.90 × 26,976.60
  4. Step 4: Simplify right side
    100,848.60x = 4,080,828,514.14
  5. Step 5: Solve for x
    x = 4,080,828,514.14/100,848.60
  6. Step 6: Final answer
    x = 40,464.90

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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.