Home / 133,211.07-199,915.22-63,090.59

Finding the Fourth Proportional to 133,211.07, 199,915.22 and 63,090.59

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Solution

The fourth proportional to 133,211.07, 199,915.22 and 63,090.59 is: 94,682.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,211.07 : 199,915.22 = 63,090.59 : x
  2. Step 2: Convert to fraction form
    133,211.07/199,915.22 = 63,090.59/x
  3. Step 3: Cross multiply
    133,211.07x = 199,915.22 × 63,090.59
  4. Step 4: Simplify right side
    133,211.07x = 12,612,767,864.75
  5. Step 5: Solve for x
    x = 12,612,767,864.75/133,211.07
  6. Step 6: Final answer
    x = 94,682.58

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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.