Home / 61,034.94-84,218.40-34,178.58

Finding the Fourth Proportional to 61,034.94, 84,218.40 and 34,178.58

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Solution

The fourth proportional to 61,034.94, 84,218.40 and 34,178.58 is: 47,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,034.94 : 84,218.40 = 34,178.58 : x
  2. Step 2: Convert to fraction form
    61,034.94/84,218.40 = 34,178.58/x
  3. Step 3: Cross multiply
    61,034.94x = 84,218.40 × 34,178.58
  4. Step 4: Simplify right side
    61,034.94x = 2,878,465,321.87
  5. Step 5: Solve for x
    x = 2,878,465,321.87/61,034.94
  6. Step 6: Final answer
    x = 47,160.94

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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.