Home / 54,455.19-75,139.35-34,034.85

Finding the Fourth Proportional to 54,455.19, 75,139.35 and 34,034.85

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Solution

The fourth proportional to 54,455.19, 75,139.35 and 34,034.85 is: 46,962.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,455.19 : 75,139.35 = 34,034.85 : x
  2. Step 2: Convert to fraction form
    54,455.19/75,139.35 = 34,034.85/x
  3. Step 3: Cross multiply
    54,455.19x = 75,139.35 × 34,034.85
  4. Step 4: Simplify right side
    54,455.19x = 2,557,356,412.42
  5. Step 5: Solve for x
    x = 2,557,356,412.42/54,455.19
  6. Step 6: Final answer
    x = 46,962.58

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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.