Home / 146,068.50-219,080.78-46,215.70

Finding the Fourth Proportional to 146,068.50, 219,080.78 and 46,215.70

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Solution

The fourth proportional to 146,068.50, 219,080.78 and 46,215.70 is: 69,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,068.50 : 219,080.78 = 46,215.70 : x
  2. Step 2: Convert to fraction form
    146,068.50/219,080.78 = 46,215.70/x
  3. Step 3: Cross multiply
    146,068.50x = 219,080.78 × 46,215.70
  4. Step 4: Simplify right side
    146,068.50x = 10,124,971,604.25
  5. Step 5: Solve for x
    x = 10,124,971,604.25/146,068.50
  6. Step 6: Final answer
    x = 69,316.60

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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.