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Finding the Fourth Proportional to 85,946.16, 118,603.85 and 47,703.47

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Solution

The fourth proportional to 85,946.16, 118,603.85 and 47,703.47 is: 65,829.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,946.16 : 118,603.85 = 47,703.47 : x
  2. Step 2: Convert to fraction form
    85,946.16/118,603.85 = 47,703.47/x
  3. Step 3: Cross multiply
    85,946.16x = 118,603.85 × 47,703.47
  4. Step 4: Simplify right side
    85,946.16x = 5,657,814,368.82
  5. Step 5: Solve for x
    x = 5,657,814,368.82/85,946.16
  6. Step 6: Final answer
    x = 65,829.75

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