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Finding the Fourth Proportional to 319,130.81, 478,697.75 and 94,495.48

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Solution

The fourth proportional to 319,130.81, 478,697.75 and 94,495.48 is: 141,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,130.81 : 478,697.75 = 94,495.48 : x
  2. Step 2: Convert to fraction form
    319,130.81/478,697.75 = 94,495.48/x
  3. Step 3: Cross multiply
    319,130.81x = 478,697.75 × 94,495.48
  4. Step 4: Simplify right side
    319,130.81x = 45,234,773,661.17
  5. Step 5: Solve for x
    x = 45,234,773,661.17/319,130.81
  6. Step 6: Final answer
    x = 141,743.67

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