Home / 222,155.34-306,566.74-126,692.76

Finding the Fourth Proportional to 222,155.34, 306,566.74 and 126,692.76

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Solution

The fourth proportional to 222,155.34, 306,566.74 and 126,692.76 is: 174,831.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,155.34 : 306,566.74 = 126,692.76 : x
  2. Step 2: Convert to fraction form
    222,155.34/306,566.74 = 126,692.76/x
  3. Step 3: Cross multiply
    222,155.34x = 306,566.74 × 126,692.76
  4. Step 4: Simplify right side
    222,155.34x = 38,839,784,248.50
  5. Step 5: Solve for x
    x = 38,839,784,248.50/222,155.34
  6. Step 6: Final answer
    x = 174,831.65

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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.