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Finding the Fourth Proportional to 47,207.90, 70,811.85 and 35,543.90

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Solution

The fourth proportional to 47,207.90, 70,811.85 and 35,543.90 is: 53,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,207.90 : 70,811.85 = 35,543.90 : x
  2. Step 2: Convert to fraction form
    47,207.90/70,811.85 = 35,543.90/x
  3. Step 3: Cross multiply
    47,207.90x = 70,811.85 × 35,543.90
  4. Step 4: Simplify right side
    47,207.90x = 2,516,929,315.22
  5. Step 5: Solve for x
    x = 2,516,929,315.22/47,207.90
  6. Step 6: Final answer
    x = 53,315.85

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