Home / 246,412.80-340,050-133,235.76

Finding the Fourth Proportional to 246,412.80, 340,050 and 133,235.76

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Solution

The fourth proportional to 246,412.80, 340,050 and 133,235.76 is: 183,865.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,412.80 : 340,050 = 133,235.76 : x
  2. Step 2: Convert to fraction form
    246,412.80/340,050 = 133,235.76/x
  3. Step 3: Cross multiply
    246,412.80x = 340,050 × 133,235.76
  4. Step 4: Simplify right side
    246,412.80x = 45,306,820,188
  5. Step 5: Solve for x
    x = 45,306,820,188/246,412.80
  6. Step 6: Final answer
    x = 183,865.53

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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.