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Finding the Fourth Proportional to 115,069.90, 172,621.86 and 58,941.76

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Solution

The fourth proportional to 115,069.90, 172,621.86 and 58,941.76 is: 88,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,069.90 : 172,621.86 = 58,941.76 : x
  2. Step 2: Convert to fraction form
    115,069.90/172,621.86 = 58,941.76/x
  3. Step 3: Cross multiply
    115,069.90x = 172,621.86 × 58,941.76
  4. Step 4: Simplify right side
    115,069.90x = 10,174,636,242.87
  5. Step 5: Solve for x
    x = 10,174,636,242.87/115,069.90
  6. Step 6: Final answer
    x = 88,421.35

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