Home / 143,336.39-214,921.51-48,534.93

Finding the Fourth Proportional to 143,336.39, 214,921.51 and 48,534.93

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Solution

The fourth proportional to 143,336.39, 214,921.51 and 48,534.93 is: 72,774.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,336.39 : 214,921.51 = 48,534.93 : x
  2. Step 2: Convert to fraction form
    143,336.39/214,921.51 = 48,534.93/x
  3. Step 3: Cross multiply
    143,336.39x = 214,921.51 × 48,534.93
  4. Step 4: Simplify right side
    143,336.39x = 10,431,200,322.01
  5. Step 5: Solve for x
    x = 10,431,200,322.01/143,336.39
  6. Step 6: Final answer
    x = 72,774.27

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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.