Home / 61,913.34-85,440.60-33,618.42

Finding the Fourth Proportional to 61,913.34, 85,440.60 and 33,618.42

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Solution

The fourth proportional to 61,913.34, 85,440.60 and 33,618.42 is: 46,393.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,913.34 : 85,440.60 = 33,618.42 : x
  2. Step 2: Convert to fraction form
    61,913.34/85,440.60 = 33,618.42/x
  3. Step 3: Cross multiply
    61,913.34x = 85,440.60 × 33,618.42
  4. Step 4: Simplify right side
    61,913.34x = 2,872,377,975.85
  5. Step 5: Solve for x
    x = 2,872,377,975.85/61,913.34
  6. Step 6: Final answer
    x = 46,393.52

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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.