Home / 74,108.23-111,173.94-24,176.78

Finding the Fourth Proportional to 74,108.23, 111,173.94 and 24,176.78

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Solution

The fourth proportional to 74,108.23, 111,173.94 and 24,176.78 is: 36,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,108.23 : 111,173.94 = 24,176.78 : x
  2. Step 2: Convert to fraction form
    74,108.23/111,173.94 = 24,176.78/x
  3. Step 3: Cross multiply
    74,108.23x = 111,173.94 × 24,176.78
  4. Step 4: Simplify right side
    74,108.23x = 2,687,827,889.11
  5. Step 5: Solve for x
    x = 2,687,827,889.11/74,108.23
  6. Step 6: Final answer
    x = 36,268.95

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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.