Home / 61,578.56-84,973.36-34,727.68

Finding the Fourth Proportional to 61,578.56, 84,973.36 and 34,727.68

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Solution

The fourth proportional to 61,578.56, 84,973.36 and 34,727.68 is: 47,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,578.56 : 84,973.36 = 34,727.68 : x
  2. Step 2: Convert to fraction form
    61,578.56/84,973.36 = 34,727.68/x
  3. Step 3: Cross multiply
    61,578.56x = 84,973.36 × 34,727.68
  4. Step 4: Simplify right side
    61,578.56x = 2,950,927,654.60
  5. Step 5: Solve for x
    x = 2,950,927,654.60/61,578.56
  6. Step 6: Final answer
    x = 47,921.35

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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.