Home / 73,068.45-100,824.35-40,799.13

Finding the Fourth Proportional to 73,068.45, 100,824.35 and 40,799.13

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Solution

The fourth proportional to 73,068.45, 100,824.35 and 40,799.13 is: 56,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,068.45 : 100,824.35 = 40,799.13 : x
  2. Step 2: Convert to fraction form
    73,068.45/100,824.35 = 40,799.13/x
  3. Step 3: Cross multiply
    73,068.45x = 100,824.35 × 40,799.13
  4. Step 4: Simplify right side
    73,068.45x = 4,113,545,558.82
  5. Step 5: Solve for x
    x = 4,113,545,558.82/73,068.45
  6. Step 6: Final answer
    x = 56,297.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.