Home / 139,814.48-192,776.28-114,226.04

Finding the Fourth Proportional to 139,814.48, 192,776.28 and 114,226.04

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Solution

The fourth proportional to 139,814.48, 192,776.28 and 114,226.04 is: 157,494.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,814.48 : 192,776.28 = 114,226.04 : x
  2. Step 2: Convert to fraction form
    139,814.48/192,776.28 = 114,226.04/x
  3. Step 3: Cross multiply
    139,814.48x = 192,776.28 × 114,226.04
  4. Step 4: Simplify right side
    139,814.48x = 22,020,071,070.33
  5. Step 5: Solve for x
    x = 22,020,071,070.33/139,814.48
  6. Step 6: Final answer
    x = 157,494.93

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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.