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Finding the Fourth Proportional to 346,187.96, 519,300.86 and 109,513.04

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Solution

The fourth proportional to 346,187.96, 519,300.86 and 109,513.04 is: 164,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,187.96 : 519,300.86 = 109,513.04 : x
  2. Step 2: Convert to fraction form
    346,187.96/519,300.86 = 109,513.04/x
  3. Step 3: Cross multiply
    346,187.96x = 519,300.86 × 109,513.04
  4. Step 4: Simplify right side
    346,187.96x = 56,870,215,853.21
  5. Step 5: Solve for x
    x = 56,870,215,853.21/346,187.96
  6. Step 6: Final answer
    x = 164,275.55

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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.