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Finding the Fourth Proportional to 257,599.98, 355,420.71 and 148,677.66

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Solution

The fourth proportional to 257,599.98, 355,420.71 and 148,677.66 is: 205,136.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,599.98 : 355,420.71 = 148,677.66 : x
  2. Step 2: Convert to fraction form
    257,599.98/355,420.71 = 148,677.66/x
  3. Step 3: Cross multiply
    257,599.98x = 355,420.71 × 148,677.66
  4. Step 4: Simplify right side
    257,599.98x = 52,843,119,478.34
  5. Step 5: Solve for x
    x = 52,843,119,478.34/257,599.98
  6. Step 6: Final answer
    x = 205,136.35

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