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Finding the Fourth Proportional to 61,777.48, 85,252.89 and 33,483.16

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Solution

The fourth proportional to 61,777.48, 85,252.89 and 33,483.16 is: 46,206.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,777.48 : 85,252.89 = 33,483.16 : x
  2. Step 2: Convert to fraction form
    61,777.48/85,252.89 = 33,483.16/x
  3. Step 3: Cross multiply
    61,777.48x = 85,252.89 × 33,483.16
  4. Step 4: Simplify right side
    61,777.48x = 2,854,536,156.33
  5. Step 5: Solve for x
    x = 2,854,536,156.33/61,777.48
  6. Step 6: Final answer
    x = 46,206.74

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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.