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Finding the Fourth Proportional to 230,588, 345,892.38 and 70,652.22

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Solution

The fourth proportional to 230,588, 345,892.38 and 70,652.22 is: 105,981.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,588 : 345,892.38 = 70,652.22 : x
  2. Step 2: Convert to fraction form
    230,588/345,892.38 = 70,652.22/x
  3. Step 3: Cross multiply
    230,588x = 345,892.38 × 70,652.22
  4. Step 4: Simplify right side
    230,588x = 24,438,064,528.08
  5. Step 5: Solve for x
    x = 24,438,064,528.08/230,588
  6. Step 6: Final answer
    x = 105,981.51

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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.