Home / 58,186.38-80,306.34-34,315.68

Finding the Fourth Proportional to 58,186.38, 80,306.34 and 34,315.68

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Solution

The fourth proportional to 58,186.38, 80,306.34 and 34,315.68 is: 47,361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,186.38 : 80,306.34 = 34,315.68 : x
  2. Step 2: Convert to fraction form
    58,186.38/80,306.34 = 34,315.68/x
  3. Step 3: Cross multiply
    58,186.38x = 80,306.34 × 34,315.68
  4. Step 4: Simplify right side
    58,186.38x = 2,755,766,665.41
  5. Step 5: Solve for x
    x = 2,755,766,665.41/58,186.38
  6. Step 6: Final answer
    x = 47,361.03

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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.