Home / 51,077.31-76,741.08-48,244.80

Finding the Fourth Proportional to 51,077.31, 76,741.08 and 48,244.80

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Solution

The fourth proportional to 51,077.31, 76,741.08 and 48,244.80 is: 72,485.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,077.31 : 76,741.08 = 48,244.80 : x
  2. Step 2: Convert to fraction form
    51,077.31/76,741.08 = 48,244.80/x
  3. Step 3: Cross multiply
    51,077.31x = 76,741.08 × 48,244.80
  4. Step 4: Simplify right side
    51,077.31x = 3,702,358,056.38
  5. Step 5: Solve for x
    x = 3,702,358,056.38/51,077.31
  6. Step 6: Final answer
    x = 72,485.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.