Home / 175,865.77-263,796.36-42,745.65

Finding the Fourth Proportional to 175,865.77, 263,796.36 and 42,745.65

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Solution

The fourth proportional to 175,865.77, 263,796.36 and 42,745.65 is: 64,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,865.77 : 263,796.36 = 42,745.65 : x
  2. Step 2: Convert to fraction form
    175,865.77/263,796.36 = 42,745.65/x
  3. Step 3: Cross multiply
    175,865.77x = 263,796.36 × 42,745.65
  4. Step 4: Simplify right side
    175,865.77x = 11,276,146,875.83
  5. Step 5: Solve for x
    x = 11,276,146,875.83/175,865.77
  6. Step 6: Final answer
    x = 64,117.92

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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.