Home / 102,933.82-154,445.14-39,798.39

Finding the Fourth Proportional to 102,933.82, 154,445.14 and 39,798.39

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Solution

The fourth proportional to 102,933.82, 154,445.14 and 39,798.39 is: 59,714.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,933.82 : 154,445.14 = 39,798.39 : x
  2. Step 2: Convert to fraction form
    102,933.82/154,445.14 = 39,798.39/x
  3. Step 3: Cross multiply
    102,933.82x = 154,445.14 × 39,798.39
  4. Step 4: Simplify right side
    102,933.82x = 6,146,668,139.55
  5. Step 5: Solve for x
    x = 6,146,668,139.55/102,933.82
  6. Step 6: Final answer
    x = 59,714.76

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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.