Home / 155,447.84-233,172.14-43,134.09

Finding the Fourth Proportional to 155,447.84, 233,172.14 and 43,134.09

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Solution

The fourth proportional to 155,447.84, 233,172.14 and 43,134.09 is: 64,701.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,447.84 : 233,172.14 = 43,134.09 : x
  2. Step 2: Convert to fraction form
    155,447.84/233,172.14 = 43,134.09/x
  3. Step 3: Cross multiply
    155,447.84x = 233,172.14 × 43,134.09
  4. Step 4: Simplify right side
    155,447.84x = 10,057,666,982.19
  5. Step 5: Solve for x
    x = 10,057,666,982.19/155,447.84
  6. Step 6: Final answer
    x = 64,701.23

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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.