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Finding the Fourth Proportional to 93,282.69, 139,923.40 and 26,722.90

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Solution

The fourth proportional to 93,282.69, 139,923.40 and 26,722.90 is: 40,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,282.69 : 139,923.40 = 26,722.90 : x
  2. Step 2: Convert to fraction form
    93,282.69/139,923.40 = 26,722.90/x
  3. Step 3: Cross multiply
    93,282.69x = 139,923.40 × 26,722.90
  4. Step 4: Simplify right side
    93,282.69x = 3,739,159,025.86
  5. Step 5: Solve for x
    x = 3,739,159,025.86/93,282.69
  6. Step 6: Final answer
    x = 40,084.17

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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.