Home / 236,475.98-326,343.77-129,052.90

Finding the Fourth Proportional to 236,475.98, 326,343.77 and 129,052.90

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Solution

The fourth proportional to 236,475.98, 326,343.77 and 129,052.90 is: 178,096.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,475.98 : 326,343.77 = 129,052.90 : x
  2. Step 2: Convert to fraction form
    236,475.98/326,343.77 = 129,052.90/x
  3. Step 3: Cross multiply
    236,475.98x = 326,343.77 × 129,052.90
  4. Step 4: Simplify right side
    236,475.98x = 42,115,609,915.43
  5. Step 5: Solve for x
    x = 42,115,609,915.43/236,475.98
  6. Step 6: Final answer
    x = 178,096.78

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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.