Home / 102,244.50-141,100.53-55,680.48

Finding the Fourth Proportional to 102,244.50, 141,100.53 and 55,680.48

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Solution

The fourth proportional to 102,244.50, 141,100.53 and 55,680.48 is: 76,840.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,244.50 : 141,100.53 = 55,680.48 : x
  2. Step 2: Convert to fraction form
    102,244.50/141,100.53 = 55,680.48/x
  3. Step 3: Cross multiply
    102,244.50x = 141,100.53 × 55,680.48
  4. Step 4: Simplify right side
    102,244.50x = 7,856,545,238.65
  5. Step 5: Solve for x
    x = 7,856,545,238.65/102,244.50
  6. Step 6: Final answer
    x = 76,840.76

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1.5x scale

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.