Home / 95,424.09-143,185.34-39,305.67

Finding the Fourth Proportional to 95,424.09, 143,185.34 and 39,305.67

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Solution

The fourth proportional to 95,424.09, 143,185.34 and 39,305.67 is: 58,978.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,424.09 : 143,185.34 = 39,305.67 : x
  2. Step 2: Convert to fraction form
    95,424.09/143,185.34 = 39,305.67/x
  3. Step 3: Cross multiply
    95,424.09x = 143,185.34 × 39,305.67
  4. Step 4: Simplify right side
    95,424.09x = 5,627,995,284.20
  5. Step 5: Solve for x
    x = 5,627,995,284.20/95,424.09
  6. Step 6: Final answer
    x = 58,978.77

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1.5x scale

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.