Home / 61,934.09-85,468.57-33,639.98

Finding the Fourth Proportional to 61,934.09, 85,468.57 and 33,639.98

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Solution

The fourth proportional to 61,934.09, 85,468.57 and 33,639.98 is: 46,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,934.09 : 85,468.57 = 33,639.98 : x
  2. Step 2: Convert to fraction form
    61,934.09/85,468.57 = 33,639.98/x
  3. Step 3: Cross multiply
    61,934.09x = 85,468.57 × 33,639.98
  4. Step 4: Simplify right side
    61,934.09x = 2,875,160,473.99
  5. Step 5: Solve for x
    x = 2,875,160,473.99/61,934.09
  6. Step 6: Final answer
    x = 46,422.91

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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.