Home / 169,945.22-254,742.86-91,038.26

Finding the Fourth Proportional to 169,945.22, 254,742.86 and 91,038.26

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Solution

The fourth proportional to 169,945.22, 254,742.86 and 91,038.26 is: 136,463.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,945.22 : 254,742.86 = 91,038.26 : x
  2. Step 2: Convert to fraction form
    169,945.22/254,742.86 = 91,038.26/x
  3. Step 3: Cross multiply
    169,945.22x = 254,742.86 × 91,038.26
  4. Step 4: Simplify right side
    169,945.22x = 23,191,346,721.82
  5. Step 5: Solve for x
    x = 23,191,346,721.82/169,945.22
  6. Step 6: Final answer
    x = 136,463.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.