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Finding the Fourth Proportional to 47,073.98, 64,929.85 and 30,070.68

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Solution

The fourth proportional to 47,073.98, 64,929.85 and 30,070.68 is: 41,476.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,073.98 : 64,929.85 = 30,070.68 : x
  2. Step 2: Convert to fraction form
    47,073.98/64,929.85 = 30,070.68/x
  3. Step 3: Cross multiply
    47,073.98x = 64,929.85 × 30,070.68
  4. Step 4: Simplify right side
    47,073.98x = 1,952,484,417.15
  5. Step 5: Solve for x
    x = 1,952,484,417.15/47,073.98
  6. Step 6: Final answer
    x = 41,476.94

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