Home / 146,125.24-201,650.84-81,595.47

Finding the Fourth Proportional to 146,125.24, 201,650.84 and 81,595.47

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Solution

The fourth proportional to 146,125.24, 201,650.84 and 81,595.47 is: 112,600.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,125.24 : 201,650.84 = 81,595.47 : x
  2. Step 2: Convert to fraction form
    146,125.24/201,650.84 = 81,595.47/x
  3. Step 3: Cross multiply
    146,125.24x = 201,650.84 × 81,595.47
  4. Step 4: Simplify right side
    146,125.24x = 16,453,795,065.69
  5. Step 5: Solve for x
    x = 16,453,795,065.69/146,125.24
  6. Step 6: Final answer
    x = 112,600.64

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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.