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Finding the Fourth Proportional to 147,611.61, 203,756.67 and 87,182.55

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Solution

The fourth proportional to 147,611.61, 203,756.67 and 87,182.55 is: 120,343.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,611.61 : 203,756.67 = 87,182.55 : x
  2. Step 2: Convert to fraction form
    147,611.61/203,756.67 = 87,182.55/x
  3. Step 3: Cross multiply
    147,611.61x = 203,756.67 × 87,182.55
  4. Step 4: Simplify right side
    147,611.61x = 17,764,026,070.11
  5. Step 5: Solve for x
    x = 17,764,026,070.11/147,611.61
  6. Step 6: Final answer
    x = 120,343.01

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