Home / 146,701.53-220,064.04-46,875.78

Finding the Fourth Proportional to 146,701.53, 220,064.04 and 46,875.78

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Solution

The fourth proportional to 146,701.53, 220,064.04 and 46,875.78 is: 70,317.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,701.53 : 220,064.04 = 46,875.78 : x
  2. Step 2: Convert to fraction form
    146,701.53/220,064.04 = 46,875.78/x
  3. Step 3: Cross multiply
    146,701.53x = 220,064.04 × 46,875.78
  4. Step 4: Simplify right side
    146,701.53x = 10,315,673,524.95
  5. Step 5: Solve for x
    x = 10,315,673,524.95/146,701.53
  6. Step 6: Final answer
    x = 70,317.42

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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.