Home / 61,182.20-84,431.50-35,706.08

Finding the Fourth Proportional to 61,182.20, 84,431.50 and 35,706.08

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Solution

The fourth proportional to 61,182.20, 84,431.50 and 35,706.08 is: 49,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,182.20 : 84,431.50 = 35,706.08 : x
  2. Step 2: Convert to fraction form
    61,182.20/84,431.50 = 35,706.08/x
  3. Step 3: Cross multiply
    61,182.20x = 84,431.50 × 35,706.08
  4. Step 4: Simplify right side
    61,182.20x = 3,014,717,893.52
  5. Step 5: Solve for x
    x = 3,014,717,893.52/61,182.20
  6. Step 6: Final answer
    x = 49,274.43

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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.