Home / 185,145.48-255,500.70-100,262.52

Finding the Fourth Proportional to 185,145.48, 255,500.70 and 100,262.52

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Solution

The fourth proportional to 185,145.48, 255,500.70 and 100,262.52 is: 138,362.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,145.48 : 255,500.70 = 100,262.52 : x
  2. Step 2: Convert to fraction form
    185,145.48/255,500.70 = 100,262.52/x
  3. Step 3: Cross multiply
    185,145.48x = 255,500.70 × 100,262.52
  4. Step 4: Simplify right side
    185,145.48x = 25,617,144,043.76
  5. Step 5: Solve for x
    x = 25,617,144,043.76/185,145.48
  6. Step 6: Final answer
    x = 138,362.24

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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.