Home / 199,259.28-298,890.26-72,847.52

Finding the Fourth Proportional to 199,259.28, 298,890.26 and 72,847.52

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Solution

The fourth proportional to 199,259.28, 298,890.26 and 72,847.52 is: 109,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,259.28 : 298,890.26 = 72,847.52 : x
  2. Step 2: Convert to fraction form
    199,259.28/298,890.26 = 72,847.52/x
  3. Step 3: Cross multiply
    199,259.28x = 298,890.26 × 72,847.52
  4. Step 4: Simplify right side
    199,259.28x = 21,773,412,334.47
  5. Step 5: Solve for x
    x = 21,773,412,334.47/199,259.28
  6. Step 6: Final answer
    x = 109,271.76

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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.