Home / 191,272.44-263,988-110,686.08

Finding the Fourth Proportional to 191,272.44, 263,988 and 110,686.08

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Solution

The fourth proportional to 191,272.44, 263,988 and 110,686.08 is: 152,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,272.44 : 263,988 = 110,686.08 : x
  2. Step 2: Convert to fraction form
    191,272.44/263,988 = 110,686.08/x
  3. Step 3: Cross multiply
    191,272.44x = 263,988 × 110,686.08
  4. Step 4: Simplify right side
    191,272.44x = 29,219,796,887.04
  5. Step 5: Solve for x
    x = 29,219,796,887.04/191,272.44
  6. Step 6: Final answer
    x = 152,765.33

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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.