Home / 262,176.10-393,658.02-149,983

Finding the Fourth Proportional to 262,176.10, 393,658.02 and 149,983

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Solution

The fourth proportional to 262,176.10, 393,658.02 and 149,983 is: 225,199.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,176.10 : 393,658.02 = 149,983 : x
  2. Step 2: Convert to fraction form
    262,176.10/393,658.02 = 149,983/x
  3. Step 3: Cross multiply
    262,176.10x = 393,658.02 × 149,983
  4. Step 4: Simplify right side
    262,176.10x = 59,042,010,813.66
  5. Step 5: Solve for x
    x = 59,042,010,813.66/262,176.10
  6. Step 6: Final answer
    x = 225,199.82

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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.