Home / 346,218.96-519,276.44-109,530.88

Finding the Fourth Proportional to 346,218.96, 519,276.44 and 109,530.88

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Solution

The fourth proportional to 346,218.96, 519,276.44 and 109,530.88 is: 164,279.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,218.96 : 519,276.44 = 109,530.88 : x
  2. Step 2: Convert to fraction form
    346,218.96/519,276.44 = 109,530.88/x
  3. Step 3: Cross multiply
    346,218.96x = 519,276.44 × 109,530.88
  4. Step 4: Simplify right side
    346,218.96x = 56,876,805,436.47
  5. Step 5: Solve for x
    x = 56,876,805,436.47/346,218.96
  6. Step 6: Final answer
    x = 164,279.87

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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.