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Finding the Fourth Proportional to 68,661.16, 94,700.82 and 46,025.68

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Solution

The fourth proportional to 68,661.16, 94,700.82 and 46,025.68 is: 63,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,661.16 : 94,700.82 = 46,025.68 : x
  2. Step 2: Convert to fraction form
    68,661.16/94,700.82 = 46,025.68/x
  3. Step 3: Cross multiply
    68,661.16x = 94,700.82 × 46,025.68
  4. Step 4: Simplify right side
    68,661.16x = 4,358,669,637.06
  5. Step 5: Solve for x
    x = 4,358,669,637.06/68,661.16
  6. Step 6: Final answer
    x = 63,480.86

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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.