Home / 50,985.18-70,331.19-47,376.94

Finding the Fourth Proportional to 50,985.18, 70,331.19 and 47,376.94

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Solution

The fourth proportional to 50,985.18, 70,331.19 and 47,376.94 is: 65,353.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,985.18 : 70,331.19 = 47,376.94 : x
  2. Step 2: Convert to fraction form
    50,985.18/70,331.19 = 47,376.94/x
  3. Step 3: Cross multiply
    50,985.18x = 70,331.19 × 47,376.94
  4. Step 4: Simplify right side
    50,985.18x = 3,332,076,568.76
  5. Step 5: Solve for x
    x = 3,332,076,568.76/50,985.18
  6. Step 6: Final answer
    x = 65,353.83

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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.