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Finding the Fourth Proportional to 93,544.61, 140,317.38 and 26,985.11

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Solution

The fourth proportional to 93,544.61, 140,317.38 and 26,985.11 is: 40,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,544.61 : 140,317.38 = 26,985.11 : x
  2. Step 2: Convert to fraction form
    93,544.61/140,317.38 = 26,985.11/x
  3. Step 3: Cross multiply
    93,544.61x = 140,317.38 × 26,985.11
  4. Step 4: Simplify right side
    93,544.61x = 3,786,479,232.62
  5. Step 5: Solve for x
    x = 3,786,479,232.62/93,544.61
  6. Step 6: Final answer
    x = 40,477.79

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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.