Home / 160,741.52-221,812.44-92,761.32

Finding the Fourth Proportional to 160,741.52, 221,812.44 and 92,761.32

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Solution

The fourth proportional to 160,741.52, 221,812.44 and 92,761.32 is: 128,004.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,741.52 : 221,812.44 = 92,761.32 : x
  2. Step 2: Convert to fraction form
    160,741.52/221,812.44 = 92,761.32/x
  3. Step 3: Cross multiply
    160,741.52x = 221,812.44 × 92,761.32
  4. Step 4: Simplify right side
    160,741.52x = 20,575,614,726.82
  5. Step 5: Solve for x
    x = 20,575,614,726.82/160,741.52
  6. Step 6: Final answer
    x = 128,004.36

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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.