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Finding the Fourth Proportional to 134,700.33, 201,744.65 and 104,471.91

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Solution

The fourth proportional to 134,700.33, 201,744.65 and 104,471.91 is: 156,470.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,700.33 : 201,744.65 = 104,471.91 : x
  2. Step 2: Convert to fraction form
    134,700.33/201,744.65 = 104,471.91/x
  3. Step 3: Cross multiply
    134,700.33x = 201,744.65 × 104,471.91
  4. Step 4: Simplify right side
    134,700.33x = 21,076,648,917.78
  5. Step 5: Solve for x
    x = 21,076,648,917.78/134,700.33
  6. Step 6: Final answer
    x = 156,470.66

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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.