Home / 97,111.82-145,596.45-40,949.66

Finding the Fourth Proportional to 97,111.82, 145,596.45 and 40,949.66

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Solution

The fourth proportional to 97,111.82, 145,596.45 and 40,949.66 is: 61,394.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,111.82 : 145,596.45 = 40,949.66 : x
  2. Step 2: Convert to fraction form
    97,111.82/145,596.45 = 40,949.66/x
  3. Step 3: Cross multiply
    97,111.82x = 145,596.45 × 40,949.66
  4. Step 4: Simplify right side
    97,111.82x = 5,962,125,124.71
  5. Step 5: Solve for x
    x = 5,962,125,124.71/97,111.82
  6. Step 6: Final answer
    x = 61,394.43

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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.