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Finding the Fourth Proportional to 118,463.76, 177,669.43 and 34,205.63

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Solution

The fourth proportional to 118,463.76, 177,669.43 and 34,205.63 is: 51,300.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,463.76 : 177,669.43 = 34,205.63 : x
  2. Step 2: Convert to fraction form
    118,463.76/177,669.43 = 34,205.63/x
  3. Step 3: Cross multiply
    118,463.76x = 177,669.43 × 34,205.63
  4. Step 4: Simplify right side
    118,463.76x = 6,077,294,613.86
  5. Step 5: Solve for x
    x = 6,077,294,613.86/118,463.76
  6. Step 6: Final answer
    x = 51,300.88

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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.