Home / 199,946.07-299,919.06-80,056.98

Finding the Fourth Proportional to 199,946.07, 299,919.06 and 80,056.98

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Solution

The fourth proportional to 199,946.07, 299,919.06 and 80,056.98 is: 120,085.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,946.07 : 299,919.06 = 80,056.98 : x
  2. Step 2: Convert to fraction form
    199,946.07/299,919.06 = 80,056.98/x
  3. Step 3: Cross multiply
    199,946.07x = 299,919.06 × 80,056.98
  4. Step 4: Simplify right side
    199,946.07x = 24,010,614,188.04
  5. Step 5: Solve for x
    x = 24,010,614,188.04/199,946.07
  6. Step 6: Final answer
    x = 120,085.45

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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.