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Finding the Fourth Proportional to 222,479.01, 307,043.04 and 127,000.08

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Solution

The fourth proportional to 222,479.01, 307,043.04 and 127,000.08 is: 175,272.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,479.01 : 307,043.04 = 127,000.08 : x
  2. Step 2: Convert to fraction form
    222,479.01/307,043.04 = 127,000.08/x
  3. Step 3: Cross multiply
    222,479.01x = 307,043.04 × 127,000.08
  4. Step 4: Simplify right side
    222,479.01x = 38,994,490,643.44
  5. Step 5: Solve for x
    x = 38,994,490,643.44/222,479.01
  6. Step 6: Final answer
    x = 175,272.67

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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.