Home / 246,700.18-340,409.78-144,687.16

Finding the Fourth Proportional to 246,700.18, 340,409.78 and 144,687.16

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Solution

The fourth proportional to 246,700.18, 340,409.78 and 144,687.16 is: 199,646.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,700.18 : 340,409.78 = 144,687.16 : x
  2. Step 2: Convert to fraction form
    246,700.18/340,409.78 = 144,687.16/x
  3. Step 3: Cross multiply
    246,700.18x = 340,409.78 × 144,687.16
  4. Step 4: Simplify right side
    246,700.18x = 49,252,924,304.42
  5. Step 5: Solve for x
    x = 49,252,924,304.42/246,700.18
  6. Step 6: Final answer
    x = 199,646.89

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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.