Home / 222,917.04-307,582.65-127,403.46

Finding the Fourth Proportional to 222,917.04, 307,582.65 and 127,403.46

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Solution

The fourth proportional to 222,917.04, 307,582.65 and 127,403.46 is: 175,792.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,917.04 : 307,582.65 = 127,403.46 : x
  2. Step 2: Convert to fraction form
    222,917.04/307,582.65 = 127,403.46/x
  3. Step 3: Cross multiply
    222,917.04x = 307,582.65 × 127,403.46
  4. Step 4: Simplify right side
    222,917.04x = 39,187,093,845.97
  5. Step 5: Solve for x
    x = 39,187,093,845.97/222,917.04
  6. Step 6: Final answer
    x = 175,792.28

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1.5x scale

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.