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Finding the Fourth Proportional to 295,064.00, 442,487.54 and 105,473.21

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Solution

The fourth proportional to 295,064.00, 442,487.54 and 105,473.21 is: 158,171.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,064.00 : 442,487.54 = 105,473.21 : x
  2. Step 2: Convert to fraction form
    295,064.00/442,487.54 = 105,473.21/x
  3. Step 3: Cross multiply
    295,064.00x = 442,487.54 × 105,473.21
  4. Step 4: Simplify right side
    295,064.00x = 46,670,578,489.00
  5. Step 5: Solve for x
    x = 46,670,578,489.00/295,064.00
  6. Step 6: Final answer
    x = 158,171.04

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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.