Home / 126,659.08-190,038.84-47,794.24

Finding the Fourth Proportional to 126,659.08, 190,038.84 and 47,794.24

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Solution

The fourth proportional to 126,659.08, 190,038.84 and 47,794.24 is: 71,710.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,659.08 : 190,038.84 = 47,794.24 : x
  2. Step 2: Convert to fraction form
    126,659.08/190,038.84 = 47,794.24/x
  3. Step 3: Cross multiply
    126,659.08x = 190,038.84 × 47,794.24
  4. Step 4: Simplify right side
    126,659.08x = 9,082,761,928.28
  5. Step 5: Solve for x
    x = 9,082,761,928.28/126,659.08
  6. Step 6: Final answer
    x = 71,710.31

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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.