Home / 155,441.70-233,162.55-43,121.70

Finding the Fourth Proportional to 155,441.70, 233,162.55 and 43,121.70

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Solution

The fourth proportional to 155,441.70, 233,162.55 and 43,121.70 is: 64,682.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,441.70 : 233,162.55 = 43,121.70 : x
  2. Step 2: Convert to fraction form
    155,441.70/233,162.55 = 43,121.70/x
  3. Step 3: Cross multiply
    155,441.70x = 233,162.55 × 43,121.70
  4. Step 4: Simplify right side
    155,441.70x = 10,054,365,532.34
  5. Step 5: Solve for x
    x = 10,054,365,532.34/155,441.70
  6. Step 6: Final answer
    x = 64,682.55

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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.