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Finding the Fourth Proportional to 132,461.07, 182,801.07 and 75,883.38

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Solution

The fourth proportional to 132,461.07, 182,801.07 and 75,883.38 is: 104,721.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,461.07 : 182,801.07 = 75,883.38 : x
  2. Step 2: Convert to fraction form
    132,461.07/182,801.07 = 75,883.38/x
  3. Step 3: Cross multiply
    132,461.07x = 182,801.07 × 75,883.38
  4. Step 4: Simplify right side
    132,461.07x = 13,871,563,207.97
  5. Step 5: Solve for x
    x = 13,871,563,207.97/132,461.07
  6. Step 6: Final answer
    x = 104,721.81

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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.