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Finding the Fourth Proportional to 228,053.60, 342,112.80 and 70,265.60

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Solution

The fourth proportional to 228,053.60, 342,112.80 and 70,265.60 is: 105,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,053.60 : 342,112.80 = 70,265.60 : x
  2. Step 2: Convert to fraction form
    228,053.60/342,112.80 = 70,265.60/x
  3. Step 3: Cross multiply
    228,053.60x = 342,112.80 × 70,265.60
  4. Step 4: Simplify right side
    228,053.60x = 24,038,761,159.68
  5. Step 5: Solve for x
    x = 24,038,761,159.68/228,053.60
  6. Step 6: Final answer
    x = 105,408.38

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