Home / 246,417.20-340,060.76-138,966.64

Finding the Fourth Proportional to 246,417.20, 340,060.76 and 138,966.64

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Solution

The fourth proportional to 246,417.20, 340,060.76 and 138,966.64 is: 191,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,417.20 : 340,060.76 = 138,966.64 : x
  2. Step 2: Convert to fraction form
    246,417.20/340,060.76 = 138,966.64/x
  3. Step 3: Cross multiply
    246,417.20x = 340,060.76 × 138,966.64
  4. Step 4: Simplify right side
    246,417.20x = 47,257,101,213.05
  5. Step 5: Solve for x
    x = 47,257,101,213.05/246,417.20
  6. Step 6: Final answer
    x = 191,776.80

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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.