Home / 94,644.42-142,172.79-57,222.13

Finding the Fourth Proportional to 94,644.42, 142,172.79 and 57,222.13

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Solution

The fourth proportional to 94,644.42, 142,172.79 and 57,222.13 is: 85,957.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,644.42 : 142,172.79 = 57,222.13 : x
  2. Step 2: Convert to fraction form
    94,644.42/142,172.79 = 57,222.13/x
  3. Step 3: Cross multiply
    94,644.42x = 142,172.79 × 57,222.13
  4. Step 4: Simplify right side
    94,644.42x = 8,135,429,871.84
  5. Step 5: Solve for x
    x = 8,135,429,871.84/94,644.42
  6. Step 6: Final answer
    x = 85,957.84

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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.