Home / 81,868.55-112,977.54-46,058.81

Finding the Fourth Proportional to 81,868.55, 112,977.54 and 46,058.81

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Solution

The fourth proportional to 81,868.55, 112,977.54 and 46,058.81 is: 63,560.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,868.55 : 112,977.54 = 46,058.81 : x
  2. Step 2: Convert to fraction form
    81,868.55/112,977.54 = 46,058.81/x
  3. Step 3: Cross multiply
    81,868.55x = 112,977.54 × 46,058.81
  4. Step 4: Simplify right side
    81,868.55x = 5,203,610,484.24
  5. Step 5: Solve for x
    x = 5,203,610,484.24/81,868.55
  6. Step 6: Final answer
    x = 63,560.56

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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.