Home / 146,011.64-219,017.46-40,830.62

Finding the Fourth Proportional to 146,011.64, 219,017.46 and 40,830.62

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Solution

The fourth proportional to 146,011.64, 219,017.46 and 40,830.62 is: 61,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,011.64 : 219,017.46 = 40,830.62 : x
  2. Step 2: Convert to fraction form
    146,011.64/219,017.46 = 40,830.62/x
  3. Step 3: Cross multiply
    146,011.64x = 219,017.46 × 40,830.62
  4. Step 4: Simplify right side
    146,011.64x = 8,942,617,587.54
  5. Step 5: Solve for x
    x = 8,942,617,587.54/146,011.64
  6. Step 6: Final answer
    x = 61,245.92

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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.