Home / 146,813.28-220,205.88-46,946.58

Finding the Fourth Proportional to 146,813.28, 220,205.88 and 46,946.58

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Solution

The fourth proportional to 146,813.28, 220,205.88 and 46,946.58 is: 70,415.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,813.28 : 220,205.88 = 46,946.58 : x
  2. Step 2: Convert to fraction form
    146,813.28/220,205.88 = 46,946.58/x
  3. Step 3: Cross multiply
    146,813.28x = 220,205.88 × 46,946.58
  4. Step 4: Simplify right side
    146,813.28x = 10,337,912,961.89
  5. Step 5: Solve for x
    x = 10,337,912,961.89/146,813.28
  6. Step 6: Final answer
    x = 70,415.38

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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.