Home / 94,653.18-130,621.50-52,211.70

Finding the Fourth Proportional to 94,653.18, 130,621.50 and 52,211.70

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Solution

The fourth proportional to 94,653.18, 130,621.50 and 52,211.70 is: 72,052.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,653.18 : 130,621.50 = 52,211.70 : x
  2. Step 2: Convert to fraction form
    94,653.18/130,621.50 = 52,211.70/x
  3. Step 3: Cross multiply
    94,653.18x = 130,621.50 × 52,211.70
  4. Step 4: Simplify right side
    94,653.18x = 6,819,970,571.55
  5. Step 5: Solve for x
    x = 6,819,970,571.55/94,653.18
  6. Step 6: Final answer
    x = 72,052.21

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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.