Home / 145,910.49-201,359.55-82,248.27

Finding the Fourth Proportional to 145,910.49, 201,359.55 and 82,248.27

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Solution

The fourth proportional to 145,910.49, 201,359.55 and 82,248.27 is: 113,504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,910.49 : 201,359.55 = 82,248.27 : x
  2. Step 2: Convert to fraction form
    145,910.49/201,359.55 = 82,248.27/x
  3. Step 3: Cross multiply
    145,910.49x = 201,359.55 × 82,248.27
  4. Step 4: Simplify right side
    145,910.49x = 16,561,474,635.48
  5. Step 5: Solve for x
    x = 16,561,474,635.48/145,910.49
  6. Step 6: Final answer
    x = 113,504.35

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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.