Home / 81,261.06-112,137.54-44,962.57

Finding the Fourth Proportional to 81,261.06, 112,137.54 and 44,962.57

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Solution

The fourth proportional to 81,261.06, 112,137.54 and 44,962.57 is: 62,046.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,261.06 : 112,137.54 = 44,962.57 : x
  2. Step 2: Convert to fraction form
    81,261.06/112,137.54 = 44,962.57/x
  3. Step 3: Cross multiply
    81,261.06x = 112,137.54 × 44,962.57
  4. Step 4: Simplify right side
    81,261.06x = 5,041,992,300.66
  5. Step 5: Solve for x
    x = 5,041,992,300.66/81,261.06
  6. Step 6: Final answer
    x = 62,046.85

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1.5x scale

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.