Home / 92,897.14-139,310.04-39,555.28

Finding the Fourth Proportional to 92,897.14, 139,310.04 and 39,555.28

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Solution

The fourth proportional to 92,897.14, 139,310.04 and 39,555.28 is: 59,317.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,897.14 : 139,310.04 = 39,555.28 : x
  2. Step 2: Convert to fraction form
    92,897.14/139,310.04 = 39,555.28/x
  3. Step 3: Cross multiply
    92,897.14x = 139,310.04 × 39,555.28
  4. Step 4: Simplify right side
    92,897.14x = 5,510,447,639.01
  5. Step 5: Solve for x
    x = 5,510,447,639.01/92,897.14
  6. Step 6: Final answer
    x = 59,317.73

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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.