Home / 146,064.86-201,569.55-82,416.14

Finding the Fourth Proportional to 146,064.86, 201,569.55 and 82,416.14

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Solution

The fourth proportional to 146,064.86, 201,569.55 and 82,416.14 is: 113,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,064.86 : 201,569.55 = 82,416.14 : x
  2. Step 2: Convert to fraction form
    146,064.86/201,569.55 = 82,416.14/x
  3. Step 3: Cross multiply
    146,064.86x = 201,569.55 × 82,416.14
  4. Step 4: Simplify right side
    146,064.86x = 16,612,584,252.54
  5. Step 5: Solve for x
    x = 16,612,584,252.54/146,064.86
  6. Step 6: Final answer
    x = 113,734.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.