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Finding the Fourth Proportional to 61,533.29, 84,915.95 and 33,238.98

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Solution

The fourth proportional to 61,533.29, 84,915.95 and 33,238.98 is: 45,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,533.29 : 84,915.95 = 33,238.98 : x
  2. Step 2: Convert to fraction form
    61,533.29/84,915.95 = 33,238.98/x
  3. Step 3: Cross multiply
    61,533.29x = 84,915.95 × 33,238.98
  4. Step 4: Simplify right side
    61,533.29x = 2,822,519,397.54
  5. Step 5: Solve for x
    x = 2,822,519,397.54/61,533.29
  6. Step 6: Final answer
    x = 45,869.80

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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.