Home / 94,222.88-130,026.08-51,780.50

Finding the Fourth Proportional to 94,222.88, 130,026.08 and 51,780.50

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Solution

The fourth proportional to 94,222.88, 130,026.08 and 51,780.50 is: 71,456.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,222.88 : 130,026.08 = 51,780.50 : x
  2. Step 2: Convert to fraction form
    94,222.88/130,026.08 = 51,780.50/x
  3. Step 3: Cross multiply
    94,222.88x = 130,026.08 × 51,780.50
  4. Step 4: Simplify right side
    94,222.88x = 6,732,815,435.44
  5. Step 5: Solve for x
    x = 6,732,815,435.44/94,222.88
  6. Step 6: Final answer
    x = 71,456.27

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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.