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Finding the Fourth Proportional to 108,544.00, 149,795.32 and 63,214.68

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Solution

The fourth proportional to 108,544.00, 149,795.32 and 63,214.68 is: 87,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,544.00 : 149,795.32 = 63,214.68 : x
  2. Step 2: Convert to fraction form
    108,544.00/149,795.32 = 63,214.68/x
  3. Step 3: Cross multiply
    108,544.00x = 149,795.32 × 63,214.68
  4. Step 4: Simplify right side
    108,544.00x = 9,469,262,154.25
  5. Step 5: Solve for x
    x = 9,469,262,154.25/108,544.00
  6. Step 6: Final answer
    x = 87,238.93

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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.