Home / 74,156.37-111,234.50-29,783.10

Finding the Fourth Proportional to 74,156.37, 111,234.50 and 29,783.10

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Solution

The fourth proportional to 74,156.37, 111,234.50 and 29,783.10 is: 44,674.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,156.37 : 111,234.50 = 29,783.10 : x
  2. Step 2: Convert to fraction form
    74,156.37/111,234.50 = 29,783.10/x
  3. Step 3: Cross multiply
    74,156.37x = 111,234.50 × 29,783.10
  4. Step 4: Simplify right side
    74,156.37x = 3,312,908,236.95
  5. Step 5: Solve for x
    x = 3,312,908,236.95/74,156.37
  6. Step 6: Final answer
    x = 44,674.63

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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.