Home / 81,632.94-112,653.90-45,823.38

Finding the Fourth Proportional to 81,632.94, 112,653.90 and 45,823.38

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Solution

The fourth proportional to 81,632.94, 112,653.90 and 45,823.38 is: 63,236.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,632.94 : 112,653.90 = 45,823.38 : x
  2. Step 2: Convert to fraction form
    81,632.94/112,653.90 = 45,823.38/x
  3. Step 3: Cross multiply
    81,632.94x = 112,653.90 × 45,823.38
  4. Step 4: Simplify right side
    81,632.94x = 5,162,182,468.18
  5. Step 5: Solve for x
    x = 5,162,182,468.18/81,632.94
  6. Step 6: Final answer
    x = 63,236.51

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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.