Home / 205,175.62-307,656.24-92,802.16

Finding the Fourth Proportional to 205,175.62, 307,656.24 and 92,802.16

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Solution

The fourth proportional to 205,175.62, 307,656.24 and 92,802.16 is: 139,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,175.62 : 307,656.24 = 92,802.16 : x
  2. Step 2: Convert to fraction form
    205,175.62/307,656.24 = 92,802.16/x
  3. Step 3: Cross multiply
    205,175.62x = 307,656.24 × 92,802.16
  4. Step 4: Simplify right side
    205,175.62x = 28,551,163,609.48
  5. Step 5: Solve for x
    x = 28,551,163,609.48/205,175.62
  6. Step 6: Final answer
    x = 139,154.76

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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.