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Finding the Fourth Proportional to 164,493.12, 246,741.12 and 39,834.24

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Solution

The fourth proportional to 164,493.12, 246,741.12 and 39,834.24 is: 59,751.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,493.12 : 246,741.12 = 39,834.24 : x
  2. Step 2: Convert to fraction form
    164,493.12/246,741.12 = 39,834.24/x
  3. Step 3: Cross multiply
    164,493.12x = 246,741.12 × 39,834.24
  4. Step 4: Simplify right side
    164,493.12x = 9,828,744,991.95
  5. Step 5: Solve for x
    x = 9,828,744,991.95/164,493.12
  6. Step 6: Final answer
    x = 59,751.71

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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.