Home / 61,072.74-84,285.81-34,215.08

Finding the Fourth Proportional to 61,072.74, 84,285.81 and 34,215.08

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Solution

The fourth proportional to 61,072.74, 84,285.81 and 34,215.08 is: 47,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,072.74 : 84,285.81 = 34,215.08 : x
  2. Step 2: Convert to fraction form
    61,072.74/84,285.81 = 34,215.08/x
  3. Step 3: Cross multiply
    61,072.74x = 84,285.81 × 34,215.08
  4. Step 4: Simplify right side
    61,072.74x = 2,883,845,310.59
  5. Step 5: Solve for x
    x = 2,883,845,310.59/61,072.74
  6. Step 6: Final answer
    x = 47,219.84

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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.