Home / 146,026.42-218,955.57-57,175.90

Finding the Fourth Proportional to 146,026.42, 218,955.57 and 57,175.90

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Solution

The fourth proportional to 146,026.42, 218,955.57 and 57,175.90 is: 85,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,026.42 : 218,955.57 = 57,175.90 : x
  2. Step 2: Convert to fraction form
    146,026.42/218,955.57 = 57,175.90/x
  3. Step 3: Cross multiply
    146,026.42x = 218,955.57 × 57,175.90
  4. Step 4: Simplify right side
    146,026.42x = 12,518,981,774.76
  5. Step 5: Solve for x
    x = 12,518,981,774.76/146,026.42
  6. Step 6: Final answer
    x = 85,730.94

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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.