Home / 95,447.06-143,157.52-52,831.32

Finding the Fourth Proportional to 95,447.06, 143,157.52 and 52,831.32

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Solution

The fourth proportional to 95,447.06, 143,157.52 and 52,831.32 is: 79,239.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,447.06 : 143,157.52 = 52,831.32 : x
  2. Step 2: Convert to fraction form
    95,447.06/143,157.52 = 52,831.32/x
  3. Step 3: Cross multiply
    95,447.06x = 143,157.52 × 52,831.32
  4. Step 4: Simplify right side
    95,447.06x = 7,563,200,749.53
  5. Step 5: Solve for x
    x = 7,563,200,749.53/95,447.06
  6. Step 6: Final answer
    x = 79,239.75

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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.