Home / 61,211.52-84,456.32-37,336.64

Finding the Fourth Proportional to 61,211.52, 84,456.32 and 37,336.64

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Solution

The fourth proportional to 61,211.52, 84,456.32 and 37,336.64 is: 51,515.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,211.52 : 84,456.32 = 37,336.64 : x
  2. Step 2: Convert to fraction form
    61,211.52/84,456.32 = 37,336.64/x
  3. Step 3: Cross multiply
    61,211.52x = 84,456.32 × 37,336.64
  4. Step 4: Simplify right side
    61,211.52x = 3,153,315,215.56
  5. Step 5: Solve for x
    x = 3,153,315,215.56/61,211.52
  6. Step 6: Final answer
    x = 51,515.06

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1.5x scale

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.