Home / 130,004.40-179,228.16-82,233.84

Finding the Fourth Proportional to 130,004.40, 179,228.16 and 82,233.84

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Solution

The fourth proportional to 130,004.40, 179,228.16 and 82,233.84 is: 113,370.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,004.40 : 179,228.16 = 82,233.84 : x
  2. Step 2: Convert to fraction form
    130,004.40/179,228.16 = 82,233.84/x
  3. Step 3: Cross multiply
    130,004.40x = 179,228.16 × 82,233.84
  4. Step 4: Simplify right side
    130,004.40x = 14,738,619,832.93
  5. Step 5: Solve for x
    x = 14,738,619,832.93/130,004.40
  6. Step 6: Final answer
    x = 113,370.16

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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.