Home / 155,532.21-233,302.57-43,212.75

Finding the Fourth Proportional to 155,532.21, 233,302.57 and 43,212.75

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Solution

The fourth proportional to 155,532.21, 233,302.57 and 43,212.75 is: 64,820.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,532.21 : 233,302.57 = 43,212.75 : x
  2. Step 2: Convert to fraction form
    155,532.21/233,302.57 = 43,212.75/x
  3. Step 3: Cross multiply
    155,532.21x = 233,302.57 × 43,212.75
  4. Step 4: Simplify right side
    155,532.21x = 10,081,645,631.77
  5. Step 5: Solve for x
    x = 10,081,645,631.77/155,532.21
  6. Step 6: Final answer
    x = 64,820.31

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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.