Home / 94,586.88-130,366.08-71,915.52

Finding the Fourth Proportional to 94,586.88, 130,366.08 and 71,915.52

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Solution

The fourth proportional to 94,586.88, 130,366.08 and 71,915.52 is: 99,118.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,586.88 : 130,366.08 = 71,915.52 : x
  2. Step 2: Convert to fraction form
    94,586.88/130,366.08 = 71,915.52/x
  3. Step 3: Cross multiply
    94,586.88x = 130,366.08 × 71,915.52
  4. Step 4: Simplify right side
    94,586.88x = 9,375,344,433.56
  5. Step 5: Solve for x
    x = 9,375,344,433.56/94,586.88
  6. Step 6: Final answer
    x = 99,118.87

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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.