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Finding the Fourth Proportional to 346,068.92, 519,100.14 and 109,411.62

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Solution

The fourth proportional to 346,068.92, 519,100.14 and 109,411.62 is: 164,116.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,068.92 : 519,100.14 = 109,411.62 : x
  2. Step 2: Convert to fraction form
    346,068.92/519,100.14 = 109,411.62/x
  3. Step 3: Cross multiply
    346,068.92x = 519,100.14 × 109,411.62
  4. Step 4: Simplify right side
    346,068.92x = 56,795,587,259.63
  5. Step 5: Solve for x
    x = 56,795,587,259.63/346,068.92
  6. Step 6: Final answer
    x = 164,116.41

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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.