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Finding the Fourth Proportional to 70,051.06, 104,550.04 and 64,102.42

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Solution

The fourth proportional to 70,051.06, 104,550.04 and 64,102.42 is: 95,671.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,051.06 : 104,550.04 = 64,102.42 : x
  2. Step 2: Convert to fraction form
    70,051.06/104,550.04 = 64,102.42/x
  3. Step 3: Cross multiply
    70,051.06x = 104,550.04 × 64,102.42
  4. Step 4: Simplify right side
    70,051.06x = 6,701,910,575.10
  5. Step 5: Solve for x
    x = 6,701,910,575.10/70,051.06
  6. Step 6: Final answer
    x = 95,671.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.