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Finding the Fourth Proportional to 232,157.52, 347,631.48 and 126,760.32

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Solution

The fourth proportional to 232,157.52, 347,631.48 and 126,760.32 is: 189,810.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,157.52 : 347,631.48 = 126,760.32 : x
  2. Step 2: Convert to fraction form
    232,157.52/347,631.48 = 126,760.32/x
  3. Step 3: Cross multiply
    232,157.52x = 347,631.48 × 126,760.32
  4. Step 4: Simplify right side
    232,157.52x = 44,065,877,646.87
  5. Step 5: Solve for x
    x = 44,065,877,646.87/232,157.52
  6. Step 6: Final answer
    x = 189,810.25

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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.