Home / 140,452.02-193,823.98-80,020.02

Finding the Fourth Proportional to 140,452.02, 193,823.98 and 80,020.02

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Solution

The fourth proportional to 140,452.02, 193,823.98 and 80,020.02 is: 110,427.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,452.02 : 193,823.98 = 80,020.02 : x
  2. Step 2: Convert to fraction form
    140,452.02/193,823.98 = 80,020.02/x
  3. Step 3: Cross multiply
    140,452.02x = 193,823.98 × 80,020.02
  4. Step 4: Simplify right side
    140,452.02x = 15,509,798,756.08
  5. Step 5: Solve for x
    x = 15,509,798,756.08/140,452.02
  6. Step 6: Final answer
    x = 110,427.74

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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.