Home / 148,389.02-204,777.15-80,406.62

Finding the Fourth Proportional to 148,389.02, 204,777.15 and 80,406.62

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Solution

The fourth proportional to 148,389.02, 204,777.15 and 80,406.62 is: 110,961.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,389.02 : 204,777.15 = 80,406.62 : x
  2. Step 2: Convert to fraction form
    148,389.02/204,777.15 = 80,406.62/x
  3. Step 3: Cross multiply
    148,389.02x = 204,777.15 × 80,406.62
  4. Step 4: Simplify right side
    148,389.02x = 16,465,438,484.73
  5. Step 5: Solve for x
    x = 16,465,438,484.73/148,389.02
  6. Step 6: Final answer
    x = 110,961.30

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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.