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Finding the Fourth Proportional to 191,482.82, 264,360.26 and 170,200.58

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Solution

The fourth proportional to 191,482.82, 264,360.26 and 170,200.58 is: 234,978.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,482.82 : 264,360.26 = 170,200.58 : x
  2. Step 2: Convert to fraction form
    191,482.82/264,360.26 = 170,200.58/x
  3. Step 3: Cross multiply
    191,482.82x = 264,360.26 × 170,200.58
  4. Step 4: Simplify right side
    191,482.82x = 44,994,267,727.27
  5. Step 5: Solve for x
    x = 44,994,267,727.27/191,482.82
  6. Step 6: Final answer
    x = 234,978.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.