Home / 175,911.48-263,867.28-42,790.92

Finding the Fourth Proportional to 175,911.48, 263,867.28 and 42,790.92

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Solution

The fourth proportional to 175,911.48, 263,867.28 and 42,790.92 is: 64,186.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,911.48 : 263,867.28 = 42,790.92 : x
  2. Step 2: Convert to fraction form
    175,911.48/263,867.28 = 42,790.92/x
  3. Step 3: Cross multiply
    175,911.48x = 263,867.28 × 42,790.92
  4. Step 4: Simplify right side
    175,911.48x = 11,291,123,669.10
  5. Step 5: Solve for x
    x = 11,291,123,669.10/175,911.48
  6. Step 6: Final answer
    x = 64,186.39

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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.