Home / 146,608.08-219,921-41,434.92

Finding the Fourth Proportional to 146,608.08, 219,921 and 41,434.92

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Solution

The fourth proportional to 146,608.08, 219,921 and 41,434.92 is: 62,154.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,608.08 : 219,921 = 41,434.92 : x
  2. Step 2: Convert to fraction form
    146,608.08/219,921 = 41,434.92/x
  3. Step 3: Cross multiply
    146,608.08x = 219,921 × 41,434.92
  4. Step 4: Simplify right side
    146,608.08x = 9,112,409,041.32
  5. Step 5: Solve for x
    x = 9,112,409,041.32/146,608.08
  6. Step 6: Final answer
    x = 62,154.89

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1.5x scale

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.