Home / 92,123.24-138,176.90-56,090.34

Finding the Fourth Proportional to 92,123.24, 138,176.90 and 56,090.34

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Solution

The fourth proportional to 92,123.24, 138,176.90 and 56,090.34 is: 84,130.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,123.24 : 138,176.90 = 56,090.34 : x
  2. Step 2: Convert to fraction form
    92,123.24/138,176.90 = 56,090.34/x
  3. Step 3: Cross multiply
    92,123.24x = 138,176.90 × 56,090.34
  4. Step 4: Simplify right side
    92,123.24x = 7,750,389,301.15
  5. Step 5: Solve for x
    x = 7,750,389,301.15/92,123.24
  6. Step 6: Final answer
    x = 84,130.66

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