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Finding the Fourth Proportional to 97,480.40, 146,220.60 and 88,440.80

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Solution

The fourth proportional to 97,480.40, 146,220.60 and 88,440.80 is: 132,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,480.40 : 146,220.60 = 88,440.80 : x
  2. Step 2: Convert to fraction form
    97,480.40/146,220.60 = 88,440.80/x
  3. Step 3: Cross multiply
    97,480.40x = 146,220.60 × 88,440.80
  4. Step 4: Simplify right side
    97,480.40x = 12,931,866,840.48
  5. Step 5: Solve for x
    x = 12,931,866,840.48/97,480.40
  6. Step 6: Final answer
    x = 132,661.20

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