Home / 58,190.96-80,306.16-34,318.64

Finding the Fourth Proportional to 58,190.96, 80,306.16 and 34,318.64

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Solution

The fourth proportional to 58,190.96, 80,306.16 and 34,318.64 is: 47,361.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,190.96 : 80,306.16 = 34,318.64 : x
  2. Step 2: Convert to fraction form
    58,190.96/80,306.16 = 34,318.64/x
  3. Step 3: Cross multiply
    58,190.96x = 80,306.16 × 34,318.64
  4. Step 4: Simplify right side
    58,190.96x = 2,755,998,194.82
  5. Step 5: Solve for x
    x = 2,755,998,194.82/58,190.96
  6. Step 6: Final answer
    x = 47,361.28

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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.