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Finding the Fourth Proportional to 222,482.76, 307,048.22 and 127,003.83

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Solution

The fourth proportional to 222,482.76, 307,048.22 and 127,003.83 is: 175,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,482.76 : 307,048.22 = 127,003.83 : x
  2. Step 2: Convert to fraction form
    222,482.76/307,048.22 = 127,003.83/x
  3. Step 3: Cross multiply
    222,482.76x = 307,048.22 × 127,003.83
  4. Step 4: Simplify right side
    222,482.76x = 38,996,299,934.68
  5. Step 5: Solve for x
    x = 38,996,299,934.68/222,482.76
  6. Step 6: Final answer
    x = 175,277.85

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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.