Home / 246,890.16-340,855.26-156,323.76

Finding the Fourth Proportional to 246,890.16, 340,855.26 and 156,323.76

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Solution

The fourth proportional to 246,890.16, 340,855.26 and 156,323.76 is: 215,819.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,890.16 : 340,855.26 = 156,323.76 : x
  2. Step 2: Convert to fraction form
    246,890.16/340,855.26 = 156,323.76/x
  3. Step 3: Cross multiply
    246,890.16x = 340,855.26 × 156,323.76
  4. Step 4: Simplify right side
    246,890.16x = 53,283,773,994.56
  5. Step 5: Solve for x
    x = 53,283,773,994.56/246,890.16
  6. Step 6: Final answer
    x = 215,819.76

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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.