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Finding the Fourth Proportional to 244,513.53, 366,730.93 and 66,979.03

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Solution

The fourth proportional to 244,513.53, 366,730.93 and 66,979.03 is: 100,457.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,513.53 : 366,730.93 = 66,979.03 : x
  2. Step 2: Convert to fraction form
    244,513.53/366,730.93 = 66,979.03/x
  3. Step 3: Cross multiply
    244,513.53x = 366,730.93 × 66,979.03
  4. Step 4: Simplify right side
    244,513.53x = 24,563,281,962.40
  5. Step 5: Solve for x
    x = 24,563,281,962.40/244,513.53
  6. Step 6: Final answer
    x = 100,457.76

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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.