Home / 58,147.70-87,166.18-18,677.14

Finding the Fourth Proportional to 58,147.70, 87,166.18 and 18,677.14

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Solution

The fourth proportional to 58,147.70, 87,166.18 and 18,677.14 is: 27,997.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,147.70 : 87,166.18 = 18,677.14 : x
  2. Step 2: Convert to fraction form
    58,147.70/87,166.18 = 18,677.14/x
  3. Step 3: Cross multiply
    58,147.70x = 87,166.18 × 18,677.14
  4. Step 4: Simplify right side
    58,147.70x = 1,628,014,947.13
  5. Step 5: Solve for x
    x = 1,628,014,947.13/58,147.70
  6. Step 6: Final answer
    x = 27,997.93

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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.