Home / 122,310-183,491.33-38,068.38

Finding the Fourth Proportional to 122,310, 183,491.33 and 38,068.38

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Solution

The fourth proportional to 122,310, 183,491.33 and 38,068.38 is: 57,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,310 : 183,491.33 = 38,068.38 : x
  2. Step 2: Convert to fraction form
    122,310/183,491.33 = 38,068.38/x
  3. Step 3: Cross multiply
    122,310x = 183,491.33 × 38,068.38
  4. Step 4: Simplify right side
    122,310x = 6,985,217,486.80
  5. Step 5: Solve for x
    x = 6,985,217,486.80/122,310
  6. Step 6: Final answer
    x = 57,110.76

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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.