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Finding the Fourth Proportional to 127,981.80, 176,605.15 and 70,623.41

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Solution

The fourth proportional to 127,981.80, 176,605.15 and 70,623.41 is: 97,454.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,981.80 : 176,605.15 = 70,623.41 : x
  2. Step 2: Convert to fraction form
    127,981.80/176,605.15 = 70,623.41/x
  3. Step 3: Cross multiply
    127,981.80x = 176,605.15 × 70,623.41
  4. Step 4: Simplify right side
    127,981.80x = 12,472,457,916.56
  5. Step 5: Solve for x
    x = 12,472,457,916.56/127,981.80
  6. Step 6: Final answer
    x = 97,454.93

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