Home / 82,938.74-114,421.01-48,933.72

Finding the Fourth Proportional to 82,938.74, 114,421.01 and 48,933.72

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Solution

The fourth proportional to 82,938.74, 114,421.01 and 48,933.72 is: 67,508.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,938.74 : 114,421.01 = 48,933.72 : x
  2. Step 2: Convert to fraction form
    82,938.74/114,421.01 = 48,933.72/x
  3. Step 3: Cross multiply
    82,938.74x = 114,421.01 × 48,933.72
  4. Step 4: Simplify right side
    82,938.74x = 5,599,045,420.79
  5. Step 5: Solve for x
    x = 5,599,045,420.79/82,938.74
  6. Step 6: Final answer
    x = 67,508.21

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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.