Home / 92,068.14-138,104.06-28,886.93

Finding the Fourth Proportional to 92,068.14, 138,104.06 and 28,886.93

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Solution

The fourth proportional to 92,068.14, 138,104.06 and 28,886.93 is: 43,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,068.14 : 138,104.06 = 28,886.93 : x
  2. Step 2: Convert to fraction form
    92,068.14/138,104.06 = 28,886.93/x
  3. Step 3: Cross multiply
    92,068.14x = 138,104.06 × 28,886.93
  4. Step 4: Simplify right side
    92,068.14x = 3,989,401,478.98
  5. Step 5: Solve for x
    x = 3,989,401,478.98/92,068.14
  6. Step 6: Final answer
    x = 43,330.97

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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.