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Finding the Fourth Proportional to 191,367.44, 264,075 and 106,482.32

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Solution

The fourth proportional to 191,367.44, 264,075 and 106,482.32 is: 146,938.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,367.44 : 264,075 = 106,482.32 : x
  2. Step 2: Convert to fraction form
    191,367.44/264,075 = 106,482.32/x
  3. Step 3: Cross multiply
    191,367.44x = 264,075 × 106,482.32
  4. Step 4: Simplify right side
    191,367.44x = 28,119,318,654
  5. Step 5: Solve for x
    x = 28,119,318,654/191,367.44
  6. Step 6: Final answer
    x = 146,938.89

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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.