Home / 222,672.04-307,281.06-127,176.76

Finding the Fourth Proportional to 222,672.04, 307,281.06 and 127,176.76

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Solution

The fourth proportional to 222,672.04, 307,281.06 and 127,176.76 is: 175,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,672.04 : 307,281.06 = 127,176.76 : x
  2. Step 2: Convert to fraction form
    222,672.04/307,281.06 = 127,176.76/x
  3. Step 3: Cross multiply
    222,672.04x = 307,281.06 × 127,176.76
  4. Step 4: Simplify right side
    222,672.04x = 39,079,009,620.17
  5. Step 5: Solve for x
    x = 39,079,009,620.17/222,672.04
  6. Step 6: Final answer
    x = 175,500.30

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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.