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Finding the Fourth Proportional to 75,714.58, 104,510.60 and 48,836.34

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Solution

The fourth proportional to 75,714.58, 104,510.60 and 48,836.34 is: 67,409.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,714.58 : 104,510.60 = 48,836.34 : x
  2. Step 2: Convert to fraction form
    75,714.58/104,510.60 = 48,836.34/x
  3. Step 3: Cross multiply
    75,714.58x = 104,510.60 × 48,836.34
  4. Step 4: Simplify right side
    75,714.58x = 5,103,915,195.20
  5. Step 5: Solve for x
    x = 5,103,915,195.20/75,714.58
  6. Step 6: Final answer
    x = 67,409.94

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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.