Home / 109,474.07-151,074.18-59,173.07

Finding the Fourth Proportional to 109,474.07, 151,074.18 and 59,173.07

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Solution

The fourth proportional to 109,474.07, 151,074.18 and 59,173.07 is: 81,658.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,474.07 : 151,074.18 = 59,173.07 : x
  2. Step 2: Convert to fraction form
    109,474.07/151,074.18 = 59,173.07/x
  3. Step 3: Cross multiply
    109,474.07x = 151,074.18 × 59,173.07
  4. Step 4: Simplify right side
    109,474.07x = 8,939,522,272.96
  5. Step 5: Solve for x
    x = 8,939,522,272.96/109,474.07
  6. Step 6: Final answer
    x = 81,658.81

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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.