Home / 146,796.10-220,194.15-76,696.90

Finding the Fourth Proportional to 146,796.10, 220,194.15 and 76,696.90

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Solution

The fourth proportional to 146,796.10, 220,194.15 and 76,696.90 is: 115,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,796.10 : 220,194.15 = 76,696.90 : x
  2. Step 2: Convert to fraction form
    146,796.10/220,194.15 = 76,696.90/x
  3. Step 3: Cross multiply
    146,796.10x = 220,194.15 × 76,696.90
  4. Step 4: Simplify right side
    146,796.10x = 16,888,208,703.14
  5. Step 5: Solve for x
    x = 16,888,208,703.14/146,796.10
  6. Step 6: Final answer
    x = 115,045.35

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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.