Home / 178,802.32-246,747.72-107,185.36

Finding the Fourth Proportional to 178,802.32, 246,747.72 and 107,185.36

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Solution

The fourth proportional to 178,802.32, 246,747.72 and 107,185.36 is: 147,916.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,802.32 : 246,747.72 = 107,185.36 : x
  2. Step 2: Convert to fraction form
    178,802.32/246,747.72 = 107,185.36/x
  3. Step 3: Cross multiply
    178,802.32x = 246,747.72 × 107,185.36
  4. Step 4: Simplify right side
    178,802.32x = 26,447,743,197.38
  5. Step 5: Solve for x
    x = 26,447,743,197.38/178,802.32
  6. Step 6: Final answer
    x = 147,916.11

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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.