Home / 178,153.09-267,223.15-53,490.85

Finding the Fourth Proportional to 178,153.09, 267,223.15 and 53,490.85

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Solution

The fourth proportional to 178,153.09, 267,223.15 and 53,490.85 is: 80,234.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,153.09 : 267,223.15 = 53,490.85 : x
  2. Step 2: Convert to fraction form
    178,153.09/267,223.15 = 53,490.85/x
  3. Step 3: Cross multiply
    178,153.09x = 267,223.15 × 53,490.85
  4. Step 4: Simplify right side
    178,153.09x = 14,293,993,433.18
  5. Step 5: Solve for x
    x = 14,293,993,433.18/178,153.09
  6. Step 6: Final answer
    x = 80,234.33

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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.