Home / 130,197.24-179,672.22-73,608.12

Finding the Fourth Proportional to 130,197.24, 179,672.22 and 73,608.12

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Solution

The fourth proportional to 130,197.24, 179,672.22 and 73,608.12 is: 101,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,197.24 : 179,672.22 = 73,608.12 : x
  2. Step 2: Convert to fraction form
    130,197.24/179,672.22 = 73,608.12/x
  3. Step 3: Cross multiply
    130,197.24x = 179,672.22 × 73,608.12
  4. Step 4: Simplify right side
    130,197.24x = 13,225,334,330.43
  5. Step 5: Solve for x
    x = 13,225,334,330.43/130,197.24
  6. Step 6: Final answer
    x = 101,579.22

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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.