Home / 189,013.68-283,575.87-55,897.38

Finding the Fourth Proportional to 189,013.68, 283,575.87 and 55,897.38

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Solution

The fourth proportional to 189,013.68, 283,575.87 and 55,897.38 is: 83,862.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,013.68 : 283,575.87 = 55,897.38 : x
  2. Step 2: Convert to fraction form
    189,013.68/283,575.87 = 55,897.38/x
  3. Step 3: Cross multiply
    189,013.68x = 283,575.87 × 55,897.38
  4. Step 4: Simplify right side
    189,013.68x = 15,851,148,164.22
  5. Step 5: Solve for x
    x = 15,851,148,164.22/189,013.68
  6. Step 6: Final answer
    x = 83,862.44

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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.