Home / 246,608.18-340,318.77-133,430.90

Finding the Fourth Proportional to 246,608.18, 340,318.77 and 133,430.90

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Solution

The fourth proportional to 246,608.18, 340,318.77 and 133,430.90 is: 184,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,608.18 : 340,318.77 = 133,430.90 : x
  2. Step 2: Convert to fraction form
    246,608.18/340,318.77 = 133,430.90/x
  3. Step 3: Cross multiply
    246,608.18x = 340,318.77 × 133,430.90
  4. Step 4: Simplify right side
    246,608.18x = 45,409,039,767.99
  5. Step 5: Solve for x
    x = 45,409,039,767.99/246,608.18
  6. Step 6: Final answer
    x = 184,134.36

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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.