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Finding the Fourth Proportional to 98,863.62, 148,224.82 and 46,244.40

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Solution

The fourth proportional to 98,863.62, 148,224.82 and 46,244.40 is: 69,333.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,863.62 : 148,224.82 = 46,244.40 : x
  2. Step 2: Convert to fraction form
    98,863.62/148,224.82 = 46,244.40/x
  3. Step 3: Cross multiply
    98,863.62x = 148,224.82 × 46,244.40
  4. Step 4: Simplify right side
    98,863.62x = 6,854,567,866.01
  5. Step 5: Solve for x
    x = 6,854,567,866.01/98,863.62
  6. Step 6: Final answer
    x = 69,333.57

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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.