Home / 53,456.48-73,768.77-29,257.32

Finding the Fourth Proportional to 53,456.48, 73,768.77 and 29,257.32

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Solution

The fourth proportional to 53,456.48, 73,768.77 and 29,257.32 is: 40,374.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,456.48 : 73,768.77 = 29,257.32 : x
  2. Step 2: Convert to fraction form
    53,456.48/73,768.77 = 29,257.32/x
  3. Step 3: Cross multiply
    53,456.48x = 73,768.77 × 29,257.32
  4. Step 4: Simplify right side
    53,456.48x = 2,158,276,509.90
  5. Step 5: Solve for x
    x = 2,158,276,509.90/53,456.48
  6. Step 6: Final answer
    x = 40,374.46

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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.