Home / 146,155.77-219,239.82-46,313.76

Finding the Fourth Proportional to 146,155.77, 219,239.82 and 46,313.76

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Solution

The fourth proportional to 146,155.77, 219,239.82 and 46,313.76 is: 69,472.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,155.77 : 219,239.82 = 46,313.76 : x
  2. Step 2: Convert to fraction form
    146,155.77/219,239.82 = 46,313.76/x
  3. Step 3: Cross multiply
    146,155.77x = 219,239.82 × 46,313.76
  4. Step 4: Simplify right side
    146,155.77x = 10,153,820,405.92
  5. Step 5: Solve for x
    x = 10,153,820,405.92/146,155.77
  6. Step 6: Final answer
    x = 69,472.59

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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.