Home / 146,098.04-201,618.44-80,686.67

Finding the Fourth Proportional to 146,098.04, 201,618.44 and 80,686.67

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Solution

The fourth proportional to 146,098.04, 201,618.44 and 80,686.67 is: 111,349.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,098.04 : 201,618.44 = 80,686.67 : x
  2. Step 2: Convert to fraction form
    146,098.04/201,618.44 = 80,686.67/x
  3. Step 3: Cross multiply
    146,098.04x = 201,618.44 × 80,686.67
  4. Step 4: Simplify right side
    146,098.04x = 16,267,920,735.91
  5. Step 5: Solve for x
    x = 16,267,920,735.91/146,098.04
  6. Step 6: Final answer
    x = 111,349.34

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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.