Home / 81,941.06-113,077.41-46,130.96

Finding the Fourth Proportional to 81,941.06, 113,077.41 and 46,130.96

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Solution

The fourth proportional to 81,941.06, 113,077.41 and 46,130.96 is: 63,660.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,941.06 : 113,077.41 = 46,130.96 : x
  2. Step 2: Convert to fraction form
    81,941.06/113,077.41 = 46,130.96/x
  3. Step 3: Cross multiply
    81,941.06x = 113,077.41 × 46,130.96
  4. Step 4: Simplify right side
    81,941.06x = 5,216,369,477.61
  5. Step 5: Solve for x
    x = 5,216,369,477.61/81,941.06
  6. Step 6: Final answer
    x = 63,660.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.