Home / 134,624.75-201,965.13-39,847.46

Finding the Fourth Proportional to 134,624.75, 201,965.13 and 39,847.46

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Solution

The fourth proportional to 134,624.75, 201,965.13 and 39,847.46 is: 59,779.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,624.75 : 201,965.13 = 39,847.46 : x
  2. Step 2: Convert to fraction form
    134,624.75/201,965.13 = 39,847.46/x
  3. Step 3: Cross multiply
    134,624.75x = 201,965.13 × 39,847.46
  4. Step 4: Simplify right side
    134,624.75x = 8,047,796,429.24
  5. Step 5: Solve for x
    x = 8,047,796,429.24/134,624.75
  6. Step 6: Final answer
    x = 59,779.47

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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.