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Finding the Fourth Proportional to 147,748.77, 203,842.71 and 84,070.62

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Solution

The fourth proportional to 147,748.77, 203,842.71 and 84,070.62 is: 115,988.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,748.77 : 203,842.71 = 84,070.62 : x
  2. Step 2: Convert to fraction form
    147,748.77/203,842.71 = 84,070.62/x
  3. Step 3: Cross multiply
    147,748.77x = 203,842.71 × 84,070.62
  4. Step 4: Simplify right side
    147,748.77x = 17,137,183,012.18
  5. Step 5: Solve for x
    x = 17,137,183,012.18/147,748.77
  6. Step 6: Final answer
    x = 115,988.67

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