Home / 108,908.18-163,382.67-48,935.17

Finding the Fourth Proportional to 108,908.18, 163,382.67 and 48,935.17

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Solution

The fourth proportional to 108,908.18, 163,382.67 and 48,935.17 is: 73,411.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,908.18 : 163,382.67 = 48,935.17 : x
  2. Step 2: Convert to fraction form
    108,908.18/163,382.67 = 48,935.17/x
  3. Step 3: Cross multiply
    108,908.18x = 163,382.67 × 48,935.17
  4. Step 4: Simplify right side
    108,908.18x = 7,995,158,935.73
  5. Step 5: Solve for x
    x = 7,995,158,935.73/108,908.18
  6. Step 6: Final answer
    x = 73,411.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.