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Finding the Fourth Proportional to 62,189.44, 85,823.74 and 35,336.50

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Solution

The fourth proportional to 62,189.44, 85,823.74 and 35,336.50 is: 48,765.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,189.44 : 85,823.74 = 35,336.50 : x
  2. Step 2: Convert to fraction form
    62,189.44/85,823.74 = 35,336.50/x
  3. Step 3: Cross multiply
    62,189.44x = 85,823.74 × 35,336.50
  4. Step 4: Simplify right side
    62,189.44x = 3,032,710,588.51
  5. Step 5: Solve for x
    x = 3,032,710,588.51/62,189.44
  6. Step 6: Final answer
    x = 48,765.68

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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.