Home / 122,945.83-169,681.41-69,241.34

Finding the Fourth Proportional to 122,945.83, 169,681.41 and 69,241.34

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Solution

The fourth proportional to 122,945.83, 169,681.41 and 69,241.34 is: 95,562.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,945.83 : 169,681.41 = 69,241.34 : x
  2. Step 2: Convert to fraction form
    122,945.83/169,681.41 = 69,241.34/x
  3. Step 3: Cross multiply
    122,945.83x = 169,681.41 × 69,241.34
  4. Step 4: Simplify right side
    122,945.83x = 11,748,968,625.69
  5. Step 5: Solve for x
    x = 11,748,968,625.69/122,945.83
  6. Step 6: Final answer
    x = 95,562.16

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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.