Home / 246,890.12-340,584.18-161,995.40

Finding the Fourth Proportional to 246,890.12, 340,584.18 and 161,995.40

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Solution

The fourth proportional to 246,890.12, 340,584.18 and 161,995.40 is: 223,472.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,890.12 : 340,584.18 = 161,995.40 : x
  2. Step 2: Convert to fraction form
    246,890.12/340,584.18 = 161,995.40/x
  3. Step 3: Cross multiply
    246,890.12x = 340,584.18 × 161,995.40
  4. Step 4: Simplify right side
    246,890.12x = 55,173,070,472.77
  5. Step 5: Solve for x
    x = 55,173,070,472.77/246,890.12
  6. Step 6: Final answer
    x = 223,472.17

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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.