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Finding the Fourth Proportional to 70,050.05, 105,074.09 and 32,589.17

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Solution

The fourth proportional to 70,050.05, 105,074.09 and 32,589.17 is: 48,883.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,050.05 : 105,074.09 = 32,589.17 : x
  2. Step 2: Convert to fraction form
    70,050.05/105,074.09 = 32,589.17/x
  3. Step 3: Cross multiply
    70,050.05x = 105,074.09 × 32,589.17
  4. Step 4: Simplify right side
    70,050.05x = 3,424,276,693.29
  5. Step 5: Solve for x
    x = 3,424,276,693.29/70,050.05
  6. Step 6: Final answer
    x = 48,883.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.