Home / 187,850.19-281,644.03-69,506.17

Finding the Fourth Proportional to 187,850.19, 281,644.03 and 69,506.17

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Solution

The fourth proportional to 187,850.19, 281,644.03 and 69,506.17 is: 104,210.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,850.19 : 281,644.03 = 69,506.17 : x
  2. Step 2: Convert to fraction form
    187,850.19/281,644.03 = 69,506.17/x
  3. Step 3: Cross multiply
    187,850.19x = 281,644.03 × 69,506.17
  4. Step 4: Simplify right side
    187,850.19x = 19,575,997,828.67
  5. Step 5: Solve for x
    x = 19,575,997,828.67/187,850.19
  6. Step 6: Final answer
    x = 104,210.69

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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.