Home / 346,042.14-519,067.53-109,405.50

Finding the Fourth Proportional to 346,042.14, 519,067.53 and 109,405.50

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Solution

The fourth proportional to 346,042.14, 519,067.53 and 109,405.50 is: 164,109.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,042.14 : 519,067.53 = 109,405.50 : x
  2. Step 2: Convert to fraction form
    346,042.14/519,067.53 = 109,405.50/x
  3. Step 3: Cross multiply
    346,042.14x = 519,067.53 × 109,405.50
  4. Step 4: Simplify right side
    346,042.14x = 56,788,842,653.42
  5. Step 5: Solve for x
    x = 56,788,842,653.42/346,042.14
  6. Step 6: Final answer
    x = 164,109.62

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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.