Home / 61,412.11-84,748.52-34,554.65

Finding the Fourth Proportional to 61,412.11, 84,748.52 and 34,554.65

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Solution

The fourth proportional to 61,412.11, 84,748.52 and 34,554.65 is: 47,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,412.11 : 84,748.52 = 34,554.65 : x
  2. Step 2: Convert to fraction form
    61,412.11/84,748.52 = 34,554.65/x
  3. Step 3: Cross multiply
    61,412.11x = 84,748.52 × 34,554.65
  4. Step 4: Simplify right side
    61,412.11x = 2,928,455,109.26
  5. Step 5: Solve for x
    x = 2,928,455,109.26/61,412.11
  6. Step 6: Final answer
    x = 47,685.31

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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.