Home / 77,304.03-115,916.86-27,377.10

Finding the Fourth Proportional to 77,304.03, 115,916.86 and 27,377.10

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Solution

The fourth proportional to 77,304.03, 115,916.86 and 27,377.10 is: 41,051.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,304.03 : 115,916.86 = 27,377.10 : x
  2. Step 2: Convert to fraction form
    77,304.03/115,916.86 = 27,377.10/x
  3. Step 3: Cross multiply
    77,304.03x = 115,916.86 × 27,377.10
  4. Step 4: Simplify right side
    77,304.03x = 3,173,467,467.91
  5. Step 5: Solve for x
    x = 3,173,467,467.91/77,304.03
  6. Step 6: Final answer
    x = 41,051.77

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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.