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Finding the Fourth Proportional to 124,069.10, 171,254.32 and 70,389.78

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Solution

The fourth proportional to 124,069.10, 171,254.32 and 70,389.78 is: 97,160.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,069.10 : 171,254.32 = 70,389.78 : x
  2. Step 2: Convert to fraction form
    124,069.10/171,254.32 = 70,389.78/x
  3. Step 3: Cross multiply
    124,069.10x = 171,254.32 × 70,389.78
  4. Step 4: Simplify right side
    124,069.10x = 12,054,553,908.85
  5. Step 5: Solve for x
    x = 12,054,553,908.85/124,069.10
  6. Step 6: Final answer
    x = 97,160.00

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