Home / 187,341.72-281,003.93-69,005.04

Finding the Fourth Proportional to 187,341.72, 281,003.93 and 69,005.04

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Solution

The fourth proportional to 187,341.72, 281,003.93 and 69,005.04 is: 103,504.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,341.72 : 281,003.93 = 69,005.04 : x
  2. Step 2: Convert to fraction form
    187,341.72/281,003.93 = 69,005.04/x
  3. Step 3: Cross multiply
    187,341.72x = 281,003.93 × 69,005.04
  4. Step 4: Simplify right side
    187,341.72x = 19,390,687,429.81
  5. Step 5: Solve for x
    x = 19,390,687,429.81/187,341.72
  6. Step 6: Final answer
    x = 103,504.37

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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.