Home / 187,459.36-281,298.94-69,213.14

Finding the Fourth Proportional to 187,459.36, 281,298.94 and 69,213.14

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Solution

The fourth proportional to 187,459.36, 281,298.94 and 69,213.14 is: 103,860.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,459.36 : 281,298.94 = 69,213.14 : x
  2. Step 2: Convert to fraction form
    187,459.36/281,298.94 = 69,213.14/x
  3. Step 3: Cross multiply
    187,459.36x = 281,298.94 × 69,213.14
  4. Step 4: Simplify right side
    187,459.36x = 19,469,582,916.07
  5. Step 5: Solve for x
    x = 19,469,582,916.07/187,459.36
  6. Step 6: Final answer
    x = 103,860.29

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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.