Home / 95,641.29-143,485.02-45,707.22

Finding the Fourth Proportional to 95,641.29, 143,485.02 and 45,707.22

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Solution

The fourth proportional to 95,641.29, 143,485.02 and 45,707.22 is: 68,571.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,641.29 : 143,485.02 = 45,707.22 : x
  2. Step 2: Convert to fraction form
    95,641.29/143,485.02 = 45,707.22/x
  3. Step 3: Cross multiply
    95,641.29x = 143,485.02 × 45,707.22
  4. Step 4: Simplify right side
    95,641.29x = 6,558,301,375.84
  5. Step 5: Solve for x
    x = 6,558,301,375.84/95,641.29
  6. Step 6: Final answer
    x = 68,571.86

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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.