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Finding the Fourth Proportional to 93,146, 139,723.64 and 26,596

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Solution

The fourth proportional to 93,146, 139,723.64 and 26,596 is: 39,895.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,146 : 139,723.64 = 26,596 : x
  2. Step 2: Convert to fraction form
    93,146/139,723.64 = 26,596/x
  3. Step 3: Cross multiply
    93,146x = 139,723.64 × 26,596
  4. Step 4: Simplify right side
    93,146x = 3,716,089,929.44
  5. Step 5: Solve for x
    x = 3,716,089,929.44/93,146
  6. Step 6: Final answer
    x = 39,895.32

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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.