Home / 155,611.89-233,418.03-43,292.16

Finding the Fourth Proportional to 155,611.89, 233,418.03 and 43,292.16

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Solution

The fourth proportional to 155,611.89, 233,418.03 and 43,292.16 is: 64,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,611.89 : 233,418.03 = 43,292.16 : x
  2. Step 2: Convert to fraction form
    155,611.89/233,418.03 = 43,292.16/x
  3. Step 3: Cross multiply
    155,611.89x = 233,418.03 × 43,292.16
  4. Step 4: Simplify right side
    155,611.89x = 10,105,170,701.64
  5. Step 5: Solve for x
    x = 10,105,170,701.64/155,611.89
  6. Step 6: Final answer
    x = 64,938.29

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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.