Home / 246,478.67-340,140.78-133,301.42

Finding the Fourth Proportional to 246,478.67, 340,140.78 and 133,301.42

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Solution

The fourth proportional to 246,478.67, 340,140.78 and 133,301.42 is: 183,956.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,478.67 : 340,140.78 = 133,301.42 : x
  2. Step 2: Convert to fraction form
    246,478.67/340,140.78 = 133,301.42/x
  3. Step 3: Cross multiply
    246,478.67x = 340,140.78 × 133,301.42
  4. Step 4: Simplify right side
    246,478.67x = 45,341,247,273.20
  5. Step 5: Solve for x
    x = 45,341,247,273.20/246,478.67
  6. Step 6: Final answer
    x = 183,956.07

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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.