Home / 61,412.36-92,085.72-21,947.94

Finding the Fourth Proportional to 61,412.36, 92,085.72 and 21,947.94

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Solution

The fourth proportional to 61,412.36, 92,085.72 and 21,947.94 is: 32,910.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,412.36 : 92,085.72 = 21,947.94 : x
  2. Step 2: Convert to fraction form
    61,412.36/92,085.72 = 21,947.94/x
  3. Step 3: Cross multiply
    61,412.36x = 92,085.72 × 21,947.94
  4. Step 4: Simplify right side
    61,412.36x = 2,021,091,857.42
  5. Step 5: Solve for x
    x = 2,021,091,857.42/61,412.36
  6. Step 6: Final answer
    x = 32,910.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.