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Finding the Fourth Proportional to 103,672.47, 143,075.25 and 58,354.80

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Solution

The fourth proportional to 103,672.47, 143,075.25 and 58,354.80 is: 80,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,672.47 : 143,075.25 = 58,354.80 : x
  2. Step 2: Convert to fraction form
    103,672.47/143,075.25 = 58,354.80/x
  3. Step 3: Cross multiply
    103,672.47x = 143,075.25 × 58,354.80
  4. Step 4: Simplify right side
    103,672.47x = 8,349,127,598.70
  5. Step 5: Solve for x
    x = 8,349,127,598.70/103,672.47
  6. Step 6: Final answer
    x = 80,533.70

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