Home / 145,709.24-201,097.90-82,059.48

Finding the Fourth Proportional to 145,709.24, 201,097.90 and 82,059.48

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Solution

The fourth proportional to 145,709.24, 201,097.90 and 82,059.48 is: 113,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,709.24 : 201,097.90 = 82,059.48 : x
  2. Step 2: Convert to fraction form
    145,709.24/201,097.90 = 82,059.48/x
  3. Step 3: Cross multiply
    145,709.24x = 201,097.90 × 82,059.48
  4. Step 4: Simplify right side
    145,709.24x = 16,501,989,103.09
  5. Step 5: Solve for x
    x = 16,501,989,103.09/145,709.24
  6. Step 6: Final answer
    x = 113,252.87

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1.5x scale

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.