Home / 143,314.20-197,718.48-92,322.93

Finding the Fourth Proportional to 143,314.20, 197,718.48 and 92,322.93

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Solution

The fourth proportional to 143,314.20, 197,718.48 and 92,322.93 is: 127,370.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,314.20 : 197,718.48 = 92,322.93 : x
  2. Step 2: Convert to fraction form
    143,314.20/197,718.48 = 92,322.93/x
  3. Step 3: Cross multiply
    143,314.20x = 197,718.48 × 92,322.93
  4. Step 4: Simplify right side
    143,314.20x = 18,253,949,388.75
  5. Step 5: Solve for x
    x = 18,253,949,388.75/143,314.20
  6. Step 6: Final answer
    x = 127,370.14

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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.