Home / 154,533.12-231,425.28-107,015.04

Finding the Fourth Proportional to 154,533.12, 231,425.28 and 107,015.04

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Solution

The fourth proportional to 154,533.12, 231,425.28 and 107,015.04 is: 160,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,533.12 : 231,425.28 = 107,015.04 : x
  2. Step 2: Convert to fraction form
    154,533.12/231,425.28 = 107,015.04/x
  3. Step 3: Cross multiply
    154,533.12x = 231,425.28 × 107,015.04
  4. Step 4: Simplify right side
    154,533.12x = 24,765,985,596.21
  5. Step 5: Solve for x
    x = 24,765,985,596.21/154,533.12
  6. Step 6: Final answer
    x = 160,263.29

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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.