Home / 81,862.55-112,970.15-46,052.56

Finding the Fourth Proportional to 81,862.55, 112,970.15 and 46,052.56

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Solution

The fourth proportional to 81,862.55, 112,970.15 and 46,052.56 is: 63,552.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,862.55 : 112,970.15 = 46,052.56 : x
  2. Step 2: Convert to fraction form
    81,862.55/112,970.15 = 46,052.56/x
  3. Step 3: Cross multiply
    81,862.55x = 112,970.15 × 46,052.56
  4. Step 4: Simplify right side
    81,862.55x = 5,202,565,249.24
  5. Step 5: Solve for x
    x = 5,202,565,249.24/81,862.55
  6. Step 6: Final answer
    x = 63,552.44

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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.