Home / 94,405.95-130,281.27-51,385.71

Finding the Fourth Proportional to 94,405.95, 130,281.27 and 51,385.71

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Solution

The fourth proportional to 94,405.95, 130,281.27 and 51,385.71 is: 70,912.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,405.95 : 130,281.27 = 51,385.71 : x
  2. Step 2: Convert to fraction form
    94,405.95/130,281.27 = 51,385.71/x
  3. Step 3: Cross multiply
    94,405.95x = 130,281.27 × 51,385.71
  4. Step 4: Simplify right side
    94,405.95x = 6,694,595,558.65
  5. Step 5: Solve for x
    x = 6,694,595,558.65/94,405.95
  6. Step 6: Final answer
    x = 70,912.86

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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.