Home / 61,203.39-84,459.26-34,345.21

Finding the Fourth Proportional to 61,203.39, 84,459.26 and 34,345.21

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Solution

The fourth proportional to 61,203.39, 84,459.26 and 34,345.21 is: 47,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,203.39 : 84,459.26 = 34,345.21 : x
  2. Step 2: Convert to fraction form
    61,203.39/84,459.26 = 34,345.21/x
  3. Step 3: Cross multiply
    61,203.39x = 84,459.26 × 34,345.21
  4. Step 4: Simplify right side
    61,203.39x = 2,900,770,638.27
  5. Step 5: Solve for x
    x = 2,900,770,638.27/61,203.39
  6. Step 6: Final answer
    x = 47,395.59

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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.