Home / 113,644.65-170,439.64-34,759.56

Finding the Fourth Proportional to 113,644.65, 170,439.64 and 34,759.56

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Solution

The fourth proportional to 113,644.65, 170,439.64 and 34,759.56 is: 52,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,644.65 : 170,439.64 = 34,759.56 : x
  2. Step 2: Convert to fraction form
    113,644.65/170,439.64 = 34,759.56/x
  3. Step 3: Cross multiply
    113,644.65x = 170,439.64 × 34,759.56
  4. Step 4: Simplify right side
    113,644.65x = 5,924,406,892.96
  5. Step 5: Solve for x
    x = 5,924,406,892.96/113,644.65
  6. Step 6: Final answer
    x = 52,130.98

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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.