Home / 146,306.10-201,914.85-82,655.58

Finding the Fourth Proportional to 146,306.10, 201,914.85 and 82,655.58

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Solution

The fourth proportional to 146,306.10, 201,914.85 and 82,655.58 is: 114,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,306.10 : 201,914.85 = 82,655.58 : x
  2. Step 2: Convert to fraction form
    146,306.10/201,914.85 = 82,655.58/x
  3. Step 3: Cross multiply
    146,306.10x = 201,914.85 × 82,655.58
  4. Step 4: Simplify right side
    146,306.10x = 16,689,389,037.36
  5. Step 5: Solve for x
    x = 16,689,389,037.36/146,306.10
  6. Step 6: Final answer
    x = 114,071.72

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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.