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Finding the Fourth Proportional to 70,273.66, 105,417.89 and 22,892.46

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Solution

The fourth proportional to 70,273.66, 105,417.89 and 22,892.46 is: 34,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,273.66 : 105,417.89 = 22,892.46 : x
  2. Step 2: Convert to fraction form
    70,273.66/105,417.89 = 22,892.46/x
  3. Step 3: Cross multiply
    70,273.66x = 105,417.89 × 22,892.46
  4. Step 4: Simplify right side
    70,273.66x = 2,413,274,830.11
  5. Step 5: Solve for x
    x = 2,413,274,830.11/70,273.66
  6. Step 6: Final answer
    x = 34,341.10

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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.