Home / 134,585.10-201,907.17-39,807.87

Finding the Fourth Proportional to 134,585.10, 201,907.17 and 39,807.87

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Solution

The fourth proportional to 134,585.10, 201,907.17 and 39,807.87 is: 59,720.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,585.10 : 201,907.17 = 39,807.87 : x
  2. Step 2: Convert to fraction form
    134,585.10/201,907.17 = 39,807.87/x
  3. Step 3: Cross multiply
    134,585.10x = 201,907.17 × 39,807.87
  4. Step 4: Simplify right side
    134,585.10x = 8,037,494,375.43
  5. Step 5: Solve for x
    x = 8,037,494,375.43/134,585.10
  6. Step 6: Final answer
    x = 59,720.54

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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.