Home / 195,507.92-293,409.28-143,052.72

Finding the Fourth Proportional to 195,507.92, 293,409.28 and 143,052.72

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Solution

The fourth proportional to 195,507.92, 293,409.28 and 143,052.72 is: 214,686.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,507.92 : 293,409.28 = 143,052.72 : x
  2. Step 2: Convert to fraction form
    195,507.92/293,409.28 = 143,052.72/x
  3. Step 3: Cross multiply
    195,507.92x = 293,409.28 × 143,052.72
  4. Step 4: Simplify right side
    195,507.92x = 41,972,995,577.24
  5. Step 5: Solve for x
    x = 41,972,995,577.24/195,507.92
  6. Step 6: Final answer
    x = 214,686.93

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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.