Home / 191,253.12-263,924.64-110,669.48

Finding the Fourth Proportional to 191,253.12, 263,924.64 and 110,669.48

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Solution

The fourth proportional to 191,253.12, 263,924.64 and 110,669.48 is: 152,721.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,253.12 : 263,924.64 = 110,669.48 : x
  2. Step 2: Convert to fraction form
    191,253.12/263,924.64 = 110,669.48/x
  3. Step 3: Cross multiply
    191,253.12x = 263,924.64 × 110,669.48
  4. Step 4: Simplify right side
    191,253.12x = 29,208,402,667.99
  5. Step 5: Solve for x
    x = 29,208,402,667.99/191,253.12
  6. Step 6: Final answer
    x = 152,721.18

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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.