Home / 77,058.24-106,335-43,517.76

Finding the Fourth Proportional to 77,058.24, 106,335 and 43,517.76

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Solution

The fourth proportional to 77,058.24, 106,335 and 43,517.76 is: 60,051.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,058.24 : 106,335 = 43,517.76 : x
  2. Step 2: Convert to fraction form
    77,058.24/106,335 = 43,517.76/x
  3. Step 3: Cross multiply
    77,058.24x = 106,335 × 43,517.76
  4. Step 4: Simplify right side
    77,058.24x = 4,627,461,009.60
  5. Step 5: Solve for x
    x = 4,627,461,009.60/77,058.24
  6. Step 6: Final answer
    x = 60,051.48

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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.