Home / 146,145.84-219,245.40-46,331.16

Finding the Fourth Proportional to 146,145.84, 219,245.40 and 46,331.16

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Solution

The fourth proportional to 146,145.84, 219,245.40 and 46,331.16 is: 69,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,145.84 : 219,245.40 = 46,331.16 : x
  2. Step 2: Convert to fraction form
    146,145.84/219,245.40 = 46,331.16/x
  3. Step 3: Cross multiply
    146,145.84x = 219,245.40 × 46,331.16
  4. Step 4: Simplify right side
    146,145.84x = 10,157,893,706.66
  5. Step 5: Solve for x
    x = 10,157,893,706.66/146,145.84
  6. Step 6: Final answer
    x = 69,505.19

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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.