Home / 58,858.62-81,219.68-32,665.28

Finding the Fourth Proportional to 58,858.62, 81,219.68 and 32,665.28

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Solution

The fourth proportional to 58,858.62, 81,219.68 and 32,665.28 is: 45,075.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,858.62 : 81,219.68 = 32,665.28 : x
  2. Step 2: Convert to fraction form
    58,858.62/81,219.68 = 32,665.28/x
  3. Step 3: Cross multiply
    58,858.62x = 81,219.68 × 32,665.28
  4. Step 4: Simplify right side
    58,858.62x = 2,653,063,141.78
  5. Step 5: Solve for x
    x = 2,653,063,141.78/58,858.62
  6. Step 6: Final answer
    x = 45,075.19

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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.