Home / 107,092.15-147,787.00-61,769.41

Finding the Fourth Proportional to 107,092.15, 147,787.00 and 61,769.41

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Solution

The fourth proportional to 107,092.15, 147,787.00 and 61,769.41 is: 85,241.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,092.15 : 147,787.00 = 61,769.41 : x
  2. Step 2: Convert to fraction form
    107,092.15/147,787.00 = 61,769.41/x
  3. Step 3: Cross multiply
    107,092.15x = 147,787.00 × 61,769.41
  4. Step 4: Simplify right side
    107,092.15x = 9,128,715,271.78
  5. Step 5: Solve for x
    x = 9,128,715,271.78/107,092.15
  6. Step 6: Final answer
    x = 85,241.69

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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.