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Finding the Fourth Proportional to 91,804.60, 137,444.10 and 56,506.60

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Solution

The fourth proportional to 91,804.60, 137,444.10 and 56,506.60 is: 84,598.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,804.60 : 137,444.10 = 56,506.60 : x
  2. Step 2: Convert to fraction form
    91,804.60/137,444.10 = 56,506.60/x
  3. Step 3: Cross multiply
    91,804.60x = 137,444.10 × 56,506.60
  4. Step 4: Simplify right side
    91,804.60x = 7,766,498,781.06
  5. Step 5: Solve for x
    x = 7,766,498,781.06/91,804.60
  6. Step 6: Final answer
    x = 84,598.14

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