Home / 107,898.35-161,903.14-47,968.17

Finding the Fourth Proportional to 107,898.35, 161,903.14 and 47,968.17

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Solution

The fourth proportional to 107,898.35, 161,903.14 and 47,968.17 is: 71,976.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,898.35 : 161,903.14 = 47,968.17 : x
  2. Step 2: Convert to fraction form
    107,898.35/161,903.14 = 47,968.17/x
  3. Step 3: Cross multiply
    107,898.35x = 161,903.14 × 47,968.17
  4. Step 4: Simplify right side
    107,898.35x = 7,766,196,616.00
  5. Step 5: Solve for x
    x = 7,766,196,616.00/107,898.35
  6. Step 6: Final answer
    x = 71,976.98

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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.