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Finding the Fourth Proportional to 70,347.44, 97,070.88 and 56,043.72

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Solution

The fourth proportional to 70,347.44, 97,070.88 and 56,043.72 is: 77,333.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,347.44 : 97,070.88 = 56,043.72 : x
  2. Step 2: Convert to fraction form
    70,347.44/97,070.88 = 56,043.72/x
  3. Step 3: Cross multiply
    70,347.44x = 97,070.88 × 56,043.72
  4. Step 4: Simplify right side
    70,347.44x = 5,440,213,218.87
  5. Step 5: Solve for x
    x = 5,440,213,218.87/70,347.44
  6. Step 6: Final answer
    x = 77,333.49

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