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Finding the Fourth Proportional to 146,792.10, 219,860.10 and 120,548.10

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Solution

The fourth proportional to 146,792.10, 219,860.10 and 120,548.10 is: 180,552.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,792.10 : 219,860.10 = 120,548.10 : x
  2. Step 2: Convert to fraction form
    146,792.10/219,860.10 = 120,548.10/x
  3. Step 3: Cross multiply
    146,792.10x = 219,860.10 × 120,548.10
  4. Step 4: Simplify right side
    146,792.10x = 26,503,717,320.81
  5. Step 5: Solve for x
    x = 26,503,717,320.81/146,792.10
  6. Step 6: Final answer
    x = 180,552.75

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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.