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Finding the Fourth Proportional to 180,588.74, 269,784.90 and 116,889.93

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Solution

The fourth proportional to 180,588.74, 269,784.90 and 116,889.93 is: 174,624.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,588.74 : 269,784.90 = 116,889.93 : x
  2. Step 2: Convert to fraction form
    180,588.74/269,784.90 = 116,889.93/x
  3. Step 3: Cross multiply
    180,588.74x = 269,784.90 × 116,889.93
  4. Step 4: Simplify right side
    180,588.74x = 31,535,138,076.06
  5. Step 5: Solve for x
    x = 31,535,138,076.06/180,588.74
  6. Step 6: Final answer
    x = 174,624.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.