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Finding the Fourth Proportional to 181,735.40, 250,652.76 and 118,093.64

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Solution

The fourth proportional to 181,735.40, 250,652.76 and 118,093.64 is: 162,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,735.40 : 250,652.76 = 118,093.64 : x
  2. Step 2: Convert to fraction form
    181,735.40/250,652.76 = 118,093.64/x
  3. Step 3: Cross multiply
    181,735.40x = 250,652.76 × 118,093.64
  4. Step 4: Simplify right side
    181,735.40x = 29,600,496,804.45
  5. Step 5: Solve for x
    x = 29,600,496,804.45/181,735.40
  6. Step 6: Final answer
    x = 162,876.89

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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.