Home / 143,296.08-214,538.58-109,523.40

Finding the Fourth Proportional to 143,296.08, 214,538.58 and 109,523.40

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Solution

The fourth proportional to 143,296.08, 214,538.58 and 109,523.40 is: 163,975.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,296.08 : 214,538.58 = 109,523.40 : x
  2. Step 2: Convert to fraction form
    143,296.08/214,538.58 = 109,523.40/x
  3. Step 3: Cross multiply
    143,296.08x = 214,538.58 × 109,523.40
  4. Step 4: Simplify right side
    143,296.08x = 23,496,994,712.77
  5. Step 5: Solve for x
    x = 23,496,994,712.77/143,296.08
  6. Step 6: Final answer
    x = 163,975.14

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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.