Home / 78,148.96-107,819.04-44,152.48

Finding the Fourth Proportional to 78,148.96, 107,819.04 and 44,152.48

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Solution

The fourth proportional to 78,148.96, 107,819.04 and 44,152.48 is: 60,915.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,148.96 : 107,819.04 = 44,152.48 : x
  2. Step 2: Convert to fraction form
    78,148.96/107,819.04 = 44,152.48/x
  3. Step 3: Cross multiply
    78,148.96x = 107,819.04 × 44,152.48
  4. Step 4: Simplify right side
    78,148.96x = 4,760,478,007.22
  5. Step 5: Solve for x
    x = 4,760,478,007.22/78,148.96
  6. Step 6: Final answer
    x = 60,915.44

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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.