Home / 61,690.14-85,132.01-33,395.63

Finding the Fourth Proportional to 61,690.14, 85,132.01 and 33,395.63

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Solution

The fourth proportional to 61,690.14, 85,132.01 and 33,395.63 is: 46,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,690.14 : 85,132.01 = 33,395.63 : x
  2. Step 2: Convert to fraction form
    61,690.14/85,132.01 = 33,395.63/x
  3. Step 3: Cross multiply
    61,690.14x = 85,132.01 × 33,395.63
  4. Step 4: Simplify right side
    61,690.14x = 2,843,036,764.95
  5. Step 5: Solve for x
    x = 2,843,036,764.95/61,690.14
  6. Step 6: Final answer
    x = 46,085.76

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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.