Home / 222,926.20-334,483.08-138,756.76

Finding the Fourth Proportional to 222,926.20, 334,483.08 and 138,756.76

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Solution

The fourth proportional to 222,926.20, 334,483.08 and 138,756.76 is: 208,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,926.20 : 334,483.08 = 138,756.76 : x
  2. Step 2: Convert to fraction form
    222,926.20/334,483.08 = 138,756.76/x
  3. Step 3: Cross multiply
    222,926.20x = 334,483.08 × 138,756.76
  4. Step 4: Simplify right side
    222,926.20x = 46,411,788,455.62
  5. Step 5: Solve for x
    x = 46,411,788,455.62/222,926.20
  6. Step 6: Final answer
    x = 208,193.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.