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Finding the Fourth Proportional to 156,952.16, 216,595.80 and 85,330.60

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Solution

The fourth proportional to 156,952.16, 216,595.80 and 85,330.60 is: 117,757.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,952.16 : 216,595.80 = 85,330.60 : x
  2. Step 2: Convert to fraction form
    156,952.16/216,595.80 = 85,330.60/x
  3. Step 3: Cross multiply
    156,952.16x = 216,595.80 × 85,330.60
  4. Step 4: Simplify right side
    156,952.16x = 18,482,249,571.48
  5. Step 5: Solve for x
    x = 18,482,249,571.48/156,952.16
  6. Step 6: Final answer
    x = 117,757.22

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