Home / 107,164.96-160,758.10-39,715

Finding the Fourth Proportional to 107,164.96, 160,758.10 and 39,715

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Solution

The fourth proportional to 107,164.96, 160,758.10 and 39,715 is: 59,576.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,164.96 : 160,758.10 = 39,715 : x
  2. Step 2: Convert to fraction form
    107,164.96/160,758.10 = 39,715/x
  3. Step 3: Cross multiply
    107,164.96x = 160,758.10 × 39,715
  4. Step 4: Simplify right side
    107,164.96x = 6,384,507,941.50
  5. Step 5: Solve for x
    x = 6,384,507,941.50/107,164.96
  6. Step 6: Final answer
    x = 59,576.45

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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.