Home / 71,492.12-107,168.47-34,042.14

Finding the Fourth Proportional to 71,492.12, 107,168.47 and 34,042.14

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Solution

The fourth proportional to 71,492.12, 107,168.47 and 34,042.14 is: 51,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,492.12 : 107,168.47 = 34,042.14 : x
  2. Step 2: Convert to fraction form
    71,492.12/107,168.47 = 34,042.14/x
  3. Step 3: Cross multiply
    71,492.12x = 107,168.47 × 34,042.14
  4. Step 4: Simplify right side
    71,492.12x = 3,648,243,974.22
  5. Step 5: Solve for x
    x = 3,648,243,974.22/71,492.12
  6. Step 6: Final answer
    x = 51,030.02

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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.