Home / 94,912.72-130,977.60-52,470.32

Finding the Fourth Proportional to 94,912.72, 130,977.60 and 52,470.32

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Solution

The fourth proportional to 94,912.72, 130,977.60 and 52,470.32 is: 72,407.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,912.72 : 130,977.60 = 52,470.32 : x
  2. Step 2: Convert to fraction form
    94,912.72/130,977.60 = 52,470.32/x
  3. Step 3: Cross multiply
    94,912.72x = 130,977.60 × 52,470.32
  4. Step 4: Simplify right side
    94,912.72x = 6,872,436,584.83
  5. Step 5: Solve for x
    x = 6,872,436,584.83/94,912.72
  6. Step 6: Final answer
    x = 72,407.96

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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.